APA (7th ed.) Citation

Simpson, G. G. (1949). The meaning of evolution : a study of the history of life and its significance for man / by George Gaylord Simpson: A study of the history of life and its significance for man. Yale University Press.

Chicago Style (17th ed.) Citation

Simpson, George Gaylord. The Meaning of Evolution : A Study of the History of Life and Its Significance for Man / by George Gaylord Simpson: A Study of the History of Life and Its Significance for Man. Yale University Press, 1949.

MLA (9th ed.) Citation

Simpson, George Gaylord. The Meaning of Evolution : A Study of the History of Life and Its Significance for Man / by George Gaylord Simpson: A Study of the History of Life and Its Significance for Man. Yale University Press, 1949.

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