APA (7th ed.) Citation

Koertge, R. (2005). Boy girl boy (1. ed.). Harcourt.

Chicago Style (17th ed.) Citation

Koertge, Ron. Boy Girl Boy. 1. ed. Orlando [u.a.]: Harcourt, 2005.

MLA (9th ed.) Citation

Koertge, Ron. Boy Girl Boy. 1. ed. Harcourt, 2005.