Cita APA (7a ed.)

Meinking, M. (2011). Who counts the penguins?: Working in Antarctica. Raintree.

Cita Chicago Style (17a ed.)

Meinking, Mary. Who Counts the Penguins?: Working in Antarctica. Chicago, Ill.: Raintree, 2011.

Cita MLA (8a ed.)

Meinking, Mary. Who Counts the Penguins?: Working in Antarctica. Raintree, 2011.

Precaución: Estas citas no son 100% exactas.