Cita APA (7a ed.)

Willems, M. (2009). Pigs make me sneeze!: An elephant & piggie book. Hyperion Books for Children.

Cita Chicago Style (17a ed.)

Willems, Mo. Pigs Make Me Sneeze!: An Elephant & Piggie Book. New York: Hyperion Books for Children, 2009.

Cita MLA (8a ed.)

Willems, Mo. Pigs Make Me Sneeze!: An Elephant & Piggie Book. Hyperion Books for Children, 2009.

Precaución: Estas citas no son 100% exactas.