APA Style

Berger, M., Berger, G. (2001). Snap: a book about alligators and crocodiles (1st edition). New York: Scholastic.

MLA Style

Berger, Melvin., Berger, Gilda. "Snap: a book about alligators and crocodiles". 1st edition New York: Scholastic, 2001. Non Fiction.