Darwin's influence on Freud

MLA

Ritvo, Lucille B. Darwin's Influence On Freud. New Haven: Yale University Press, 1990.

APA

Ritvo, L. B. (1990). Darwin's influence on Freud. New Haven: Yale University Press.

Chicago

Ritvo, Lucille B. Darwin's Influence On Freud. New Haven: Yale University Press, 1990.