Cita APA (7a ed.)

Geddes, P., & Thomson, J. A. (1914). Sex. H. Holt and company; [etc, etc..

Cita Chicago Style (17a ed.)

Geddes, Patrick, y J. Arthur Thomson. Sex. New York: H. Holt and company; [etc, etc., 1914.

Cita MLA (8a ed.)

Geddes, Patrick, y J. Arthur Thomson. Sex. H. Holt and company; [etc, etc., 1914.