APA (7th ed.) Zitazioa

Glad, J. (2006). Future human evolution. Eugenics in the Twenty First Century. Hermitage Publishers.

Chicago Style (17th ed.) Zitazioa

Glad, John. Future Human Evolution. Eugenics in the Twenty First Century. Palo Alto, California, USA: Hermitage Publishers, 2006.

MLA (9th ed.) Zitazioa

Glad, John. Future Human Evolution. Eugenics in the Twenty First Century. Hermitage Publishers, 2006.