Gaya APA

Davis, D, B. (-1970). The problem of slavery in Western culture, (2nd ed.). Tjet.pertama 1966. . (Harmondsworth): Penguin.

Gaya MLA

Davis, David, Brion.. "The problem of slavery in Western culture, (2nd ed.). Tjet.pertama 1966. ". (Harmondsworth): Penguin, -1970. Buku.