Cita APA (7a ed.)

Pringle, L., & Henderson, M. (2007). Penguins! strange and wonderful. Boyds Mills Press.

Cita Chicago Style (17a ed.)

Pringle, Laurence, y Meryl Henderson. Penguins! Strange and Wonderful. Honesdale, Pa.: Boyds Mills Press, 2007.

Cita MLA (8a ed.)

Pringle, Laurence, y Meryl Henderson. Penguins! Strange and Wonderful. Boyds Mills Press, 2007.

Precaución: Estas citas no son 100% exactas.