The phrase "a certain month" is correct and usable in written English.
It can be used when referring to an unspecified month in a general context.
Example: "We will be launching the new product in a certain month, but the exact date is yet to be determined."
Alternatives: "one particular month" or "a specific month".
But they did not go beyond a certain month and year.
What you spend might vary wildly, depending on whether you drink at home or at a bar or restaurant, whether your social calendar is packed in a certain month, whether a special occasion ratchets up your purchases.
But if you have one that ends in a certain month then it shouldn't matter whether an official or player speaks out after that".
It can happen that most of the data in a certain month are obtained when the satellite is under a high-temperature condition, and monthly averaging cannot work for minimizing the temperature effect.
If company history is any indication, Apple tends to designate a certain month that it releases a product and then sticks to it.
Now, there have only been two iPads released thus far, so it might be too early to declare that there is a certain Month of the iPad; however, both the first iPad and the iPad 2 were early spring releases, with the original iPad going on sale in April 2010 (after missing a targeted March launch date) and the iPad 2 hitting shelves in March 2011.
It also brought the activities of a certain Jan Pieterszoon Coen into public light.
He is a distant relative of William Bradford, once the governor of Plymouth Colony, who is often credited with the proclamation that began a certain November holiday.
We use labor-force survey data to implement a sharp regression-discontinuity framework, in which the running variable is the distance of the individual birth month to a certain reference month, as well as an incremental differences-in-differences approach.
A certain devil-may-care attitude, a touch of fearless dandyism combined with a sense of the earthy and an instinct for style that just don't quit.
The reason is that this special issue is not intended to be a news report; it is, rather, a snapshot of wealth as it existed at a certain point (Aug. 27).
