Cita APA (7a ed.)

Jackson, A., & Tusa, T. (2002). The ballad of Valentine. Dutton Children's Books.

Cita Chicago Style (17a ed.)

Jackson, Alison, y Tricia Tusa. The Ballad of Valentine. New York: Dutton Children's Books, 2002.

Cita MLA (8a ed.)

Jackson, Alison, y Tricia Tusa. The Ballad of Valentine. Dutton Children's Books, 2002.

Precaución: Estas citas no son 100% exactas.