in their book

USAGE SUMMARY

The phrase "in their book" is a correct and usable phrase in written English.
You can use it to indicate that something is noted or stated in a specific book, for example: "The authors note in their book that the economic crisis is still a pressing issue."

✓ Grammatically correct

News & Media

Science

Academia

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Hedayat, Sloane and Stufken in their book Hedayat et al.

Discrete Mathematics

"All those women in their book clubs".

The Guardian - Books

In their book Who Invented the Stepover?

The Guardian - Sport

The Barris brothers applied every trick in their book.

The New York Times

The authors intended to include the settlement in their book.

The New York Times

The science in their book does not amount to much.

The New York Times - Books

Once they write in their book, it becomes very difficult".

The Guardian - Books

The Friedmans inserted a cipher in their book.

The New Yorker

"'Romeo and Juliet' is Shakespeare's tragedy of Elizabethan knife crime," the authors say in their book.

The New York Times - Arts

They explore these issues in their book, "The Spirit Level: Why Greater Equality Makes Societies Stronger".

The New York Times

They employ similar tactics in their book, against virtually everyone who writes about Iran.

The New York Times - Books

Expert writing Tips

Best practice

When using "in their book", ensure the context clearly indicates which book is being referenced to avoid ambiguity. If the authors have multiple books, specify the title for clarity.

Common error

Avoid using "in their book" without specifying which book you're referring to. If the context doesn't make it obvious, provide the book's title or a brief description to prevent confusion. For instance, instead of saying, "They mention this in their book", say, "They mention this in their book, 'The Art of Clear Writing'".

Linguistic Context

The phrase "in their book" functions as a prepositional phrase that modifies a verb or noun, specifying the source of information or ideas being presented. As Ludwig examples show, it introduces content derived from a book written by the individuals in question. The Ludwig AI confirms that this phrase is correct and commonly used.

Expression frequency: Very common

Frequent in

News & Media

40%

Science

25%

Academia

15%

Less common in

Wiki

5%

Formal & Business

10%

Reference

5%

Ludwig's WRAP-UP

In summary, the phrase "in their book" is a grammatically sound and commonly used prepositional phrase to attribute information or ideas to a specific book written by particular authors. As confirmed by Ludwig AI, this phrase is widely accepted and correct. It's prevalent in News & Media, Science, and Academic contexts, offering a neutral register suitable for various communication settings. When employing this phrase, ensure clarity by specifying the book title, especially when the authors have multiple publications. Alternatives like "according to their book" or "as stated in their book" can be used for subtle variations in emphasis. By following best practices and avoiding common errors, you can effectively integrate "in their book" into your writing to enhance credibility and clarity.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

according to their book

Specifies that the information comes directly from their book as a source.

as stated in their book

Emphasizes the formal declaration or mention of something within their book.

as described in their book

Highlights how something is portrayed or depicted in their book.

their book details

Focuses on the book providing specific information.

they mention in their book

Shifts the focus to the authors and their act of mentioning something.

in their publication

Broader term referring to any published material by them, not necessarily a book.

their book explains

Highlights the explanatory nature of the content in their book.

their book argues

Focuses on the central argument or thesis presented in their book.

within the pages of their book

Adds a literary or descriptive flair to the reference.

the book by them states

Rearranges the sentence structure to emphasize the book as the subject.

FAQs

How can I use "in their book" in a sentence?

You can use "in their book" to reference information or ideas presented by authors within a specific book. For example, "In their book, they argue that..." or "As stated "in their book", the data shows..."

What is a synonym for "in their book"?

Synonyms for "in their book" include "according to their book", "as stated in their book", or "in their publication", depending on the desired level of formality and context.

Is it necessary to specify the book title when using "in their book"?

While not always mandatory, specifying the book title when using ""in their book"" enhances clarity, especially if the authors have written multiple books. For instance, instead of saying, "They mention it "in their book"", say, "They mention it in their book, 'The Definitive Guide to Grammar'".

How does "in their book" differ from "in their article"?

"In their book" refers to content found specifically within a book authored by them, whereas "in their article" refers to content found within an article written by them. The distinction depends on the type of publication being referenced.