APA (7e ed.) Bronvermelding

Farrington, B. (1966). What Darwin really said. Macdonald.

Chicago (17e ed.) Bronvermelding

Farrington, B. What Darwin Really Said. London: Macdonald, 1966.

MLA (8e ed.) Bronvermelding

Farrington, B. What Darwin Really Said. Macdonald, 1966.