APA (7th ed.) Citation

Buchsbaum, R. (1976). Animals without backbones: An introduction to the invertebrates (Second edition, revised.). University of Chicago Press.

Chicago Style (17th ed.) Citation

Buchsbaum, Ralph. Animals Without Backbones: An Introduction to the Invertebrates. Second edition, revised. Chicago, USA: University of Chicago Press, 1976.

MLA (9th ed.) Citation

Buchsbaum, Ralph. Animals Without Backbones: An Introduction to the Invertebrates. Second edition, revised. University of Chicago Press, 1976.