Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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