Mantegazza, P., & Bruce, J. 1. . . T. n. m. o. b. c. (1932). Anthropological studies [of] sexual relations of mankind. Anthropological Press.
Lua i Stíl Chicago (17ú heag.)Mantegazza, Paolo, agus James 1900- The natural method of birth control Bruce. Anthropological Studies [of] Sexual Relations of Mankind. New York: Anthropological Press, 1932.
Lua MLA (9ú heag.)Mantegazza, Paolo, agus James 1900- The natural method of birth control Bruce. Anthropological Studies [of] Sexual Relations of Mankind. Anthropological Press, 1932.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.