APA Style

Diesen, D., Hanna, D. (2014). The pout-pout fish goes to school . New York, USA: Farrar Straus and Giroux.

MLA Style

Diesen, Deborah., Hanna, Dan. "The pout-pout fish goes to school". New York, USA: Farrar Straus and Giroux, 2014. Text.