Cita APA (7a ed.)

Harris, M. (1974). Cows, pigs, wars, & witches: The riddles of culture. Vintage Books.

Cita Chicago Style (17a ed.)

Harris, Marvin. Cows, Pigs, Wars, & Witches: The Riddles of Culture. New York: Vintage Books, 1974.

Cita MLA (9a ed.)

Harris, Marvin. Cows, Pigs, Wars, & Witches: The Riddles of Culture. Vintage Books, 1974.