Παραπομπή APA

Wells, S. (2002). journey of man: A genetic odyssey. Penguin.

Παραπομπή Chicago Style

Wells, Spencer. Journey of Man: A Genetic Odyssey. Noida: Penguin, 2002.

Παραπομπή MLA

Wells, Spencer. Journey of Man: A Genetic Odyssey. Penguin, 2002.