APA (7th ed.) Citation

Griffiths, A. (2015). The 39-story treehouse (1. U.S. ed.). Feiwel and Friends.

Chicago Style (17th ed.) Citation

Griffiths, Andy. The 39-story Treehouse. 1. U.S. ed. New York: Feiwel and Friends, 2015.

MLA (9th ed.) Citation

Griffiths, Andy. The 39-story Treehouse. 1. U.S. ed. Feiwel and Friends, 2015.