Cita APA (7a ed.)

Arnold, T. (2009). Green Wilma, frog in space. Dial Books for Young Readers.

Cita Chicago Style (17a ed.)

Arnold, Tedd. Green Wilma, Frog in Space. New York: Dial Books for Young Readers, 2009.

Cita MLA (8a ed.)

Arnold, Tedd. Green Wilma, Frog in Space. Dial Books for Young Readers, 2009.