The Oxford companion to the book.

MLA

Suarez, Michael Felix, and H.R Woudhuysen. The Oxford Companion to the Book. Oxford: Oxford university press, 2010.

APA

Suarez, M. Felix, & Woudhuysen, H. (2010). The Oxford companion to the book. Oxford: Oxford university press.

Chicago

Suarez, Michael Felix ed., and H.R Woudhuysen ed. The Oxford Companion to the Book. Oxford: Oxford university press, 2010.