Cita APA

Hegner, R. (1957). Parade of the animal kingdom. The Macmillan.

Citación estilo Chicago

Hegner, Robert. Parade of the Animal Kingdom. New York: The Macmillan, 1957.

Cita MLA

Hegner, Robert. Parade of the Animal Kingdom. The Macmillan, 1957.

Warning: These citations may not always be 100% accurate.