Simpson, G. G. Principles of animal taxonomy / George Gaylord Simpson. New York : Columbia University Press.
Chicago Style CitationSimpson, George Gaylord. Principles of Animal Taxonomy / George Gaylord Simpson. New York : Columbia University Press.
MLA CitationSimpson, George Gaylord. Principles of Animal Taxonomy / George Gaylord Simpson. New York : Columbia University Press.
Warning: These citations may not always be 100% accurate.