"this book discloses" is correct and can be used in written English
For example, you might use it in a sentence like, "This book discloses the secrets of successful investing."
During the papal election of 2005, the book discloses, he won huge support from reformist cardinals but withdrew from the race himself, not wanting to oppose Benedict.
Speaking of Ms. Mitchell, the book discloses a few details of your marriage, but it would have been fun to read more.
Among other things, the book discloses that on Sept. 11, 2001, as Mr. Cheney, in President George W. Bush's absence, was effectively managing the response to the terrorist attacks on New York and Washington from the White House bunker, his doctors had just received indications that he was in serious risk of a heart attack.
And in some totally unsurprising news, the figure skater Johnny Weir's new book discloses that he is gay.
The bitter miners' strike - which split the nation 25 years ago - was nearly resolved twice during the last month before the dispute ended, a new book discloses today.
The book discloses that the two states exchanged some key ingredients for the making of atom bombs: tritium to South Africa, uranium to Israel.
The book discloses that Thomas was found to be suffering from pneumonia by doctors who examined him when he was admitted in a coma to the New York hospital where he died in November 1953 shortly after his 39th birthday.
The country's intelligence service, the BND, announced the publication of a book disclosing culinary secrets from around the world.
The book disclosed that the fire at Valley Parade was one of at least nine fires at businesses owned by or associated with Heginbotham.
His book disclosed how he smuggled out of Moscow details of Russian ballistic missile tests and how MI6 set up a surrogate news agency in central London as a front for recruiting Russians to spy for Britain.
