APA (7. basım) Alıntı

Fearnsides, W., & Bulman, O. (1966). The psychology of human ageing. Penguin Books.

Chicago Style (17. basım) Atıf

Fearnsides, W.G, ve O.M.B Bulman. The Psychology of Human Ageing. Harmondsworth, Middlesex, England: Penguin Books, 1966.

MLA (8th ed.) Atıf

Fearnsides, W.G, ve O.M.B Bulman. The Psychology of Human Ageing. Penguin Books, 1966.