Japanese phrase
この___は何版ですか？ ko no ___ wa nan ban de su ka
Meaning
What edition is this ___?
When to use it
Asks about the edition of a printed work. It is a polite way to check whether a book or textbook is a newer or older edition.
Example dialogue
この教科書は何版ですか？ ko no kyō ka sho wa nan ban de su ka
What edition is this textbook?
第六版です。 dai roku ban de su
It is the sixth edition.