Cita APA (7a ed.)

Howland, N., & Small, D. (2011). The princess says goodnight. Harper.

Cita Chicago Style (17a ed.)

Howland, Naomi, y David Small. The Princess Says Goodnight. New York: Harper, 2011.

Cita MLA (8a ed.)

Howland, Naomi, y David Small. The Princess Says Goodnight. Harper, 2011.

Precaución: Estas citas no son 100% exactas.