APA-referens (7:e uppl.)

Simpson, G. G. (1953). The major features of evolution. Columbia University Press.

Chicago-referens (17:e uppl.)

Simpson, George Gaylord. The Major Features of Evolution. New York: Columbia University Press, 1953.

MLA-referens (9:e uppl.)

Simpson, George Gaylord. The Major Features of Evolution. Columbia University Press, 1953.