The Czech word for book is
kniha

Translations for book and their definitions

rezervovat
1. v. to book, reserve
2. v. (reflexive, si) to book, reserve

kniha	©
1. n. book (a collection of sheets of paper bound together to hinge at one edge)
Prodám knihy od Václava Havla. - I will sell books by Václav Havel.
2. n. book (a major division of a published work)
3. n. omasum (the third portion in the stomach of a ruminant)