APA

Simpson G. G., . (1949). Meaning of evolution: A study of the history of life and of its significance for man. : Oxford & IBH Publishing Co., New Delhi.

Chicago

Simpson George Gaylord, . 1949. Meaning of evolution: A study of the history of life and of its significance for man. : Oxford & IBH Publishing Co., New Delhi.

Harvard

Simpson G. G., . (1949). Meaning of evolution: A study of the history of life and of its significance for man. : Oxford & IBH Publishing Co., New Delhi.

MLA

Simpson George Gaylord, . Meaning of evolution: A study of the history of life and of its significance for man. : Oxford & IBH Publishing Co., New Delhi. 1949.