Perry, G. (2017). The descent of man. Penguin Books.
Cita Chicago Style (17a ed.)Perry, Grayson. The Descent of Man. London: Penguin Books, 2017.
Cita MLA (9a ed.)Perry, Grayson. The Descent of Man. Penguin Books, 2017.
Precaución: Estas citas no son 100% exactas.