APA (7th ed.) Citation

Simpson, G. G., & Roe, A. (1939). Quantitative zoology: Numerical concepts and methods in the study of recent and fossil animals. McGraw-Hill Book Company, Incorporated.

Chicago Style (17th ed.) Citation

Simpson, George Gaylord, and Anne Roe. Quantitative Zoology: Numerical Concepts and Methods in the Study of Recent and Fossil Animals. New York ; London: McGraw-Hill Book Company, Incorporated, 1939.

MLA (9th ed.) Citation

Simpson, George Gaylord, and Anne Roe. Quantitative Zoology: Numerical Concepts and Methods in the Study of Recent and Fossil Animals. McGraw-Hill Book Company, Incorporated, 1939.