APA (7e ed.) Bronvermelding

Sainsbury, D. W. (1972). Pig housing (3rd ed.). G.M.S. Pub.

Chicago (17e ed.) Bronvermelding

Sainsbury, David W.B. Pig Housing. 3rd ed. Quezon City: G.M.S. Pub, 1972.

MLA (9e ed.) Bronvermelding

Sainsbury, David W.B. Pig Housing. 3rd ed. G.M.S. Pub, 1972.