Citazione Stile APA (7a Edizione)

Davidson, H. R. (1966). The Production and marketing of pigs (3rd ed.). Longmans, Green and Co.

Citazione stile Chigago Style (17a edizione)

Davidson, H. R. The Production and Marketing of Pigs. 3rd ed. London: Longmans, Green and Co, 1966.

Citatione MLA (9a ed.)

Davidson, H. R. The Production and Marketing of Pigs. 3rd ed. Longmans, Green and Co, 1966.