Cita APA (7a ed.)

Arnold, T. (2007). The twin princes. Dial Books for Young Readers.

Cita Chicago Style (17a ed.)

Arnold, Tedd. The Twin Princes. New York: Dial Books for Young Readers, 2007.

Cita MLA (8a ed.)

Arnold, Tedd. The Twin Princes. Dial Books for Young Readers, 2007.