APA aipamena

Popenoe, P. J. (1947). Applied eugenics.

Chicago Style aipamena

Popenoe, Paul; Johnson. Applied Eugenics. Macmillan Co., New York, 1947.

MLA aipamena

Popenoe, Paul; Johnson. Applied Eugenics. 1947.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.