Cita APA (7th ed.)

Bolton, W., & Blair, R. (1974). Poultry nutrition (4th ed.). H.M.S.O..

Cita Chicago (17th ed.)

Bolton, William, i R. Blair. Poultry Nutrition. 4th ed. London: H.M.S.O., 1974.

Cita MLA (8th ed.)

Bolton, William, i R. Blair. Poultry Nutrition. 4th ed. H.M.S.O., 1974.