APA (7e ed.) Bronvermelding

Cullen, P. T. (1991). Farm animal health: A practical guide. Pergamon Press.

Chicago (17e ed.) Bronvermelding

Cullen, Patrick T. Farm Animal Health: A Practical Guide. Oxford, England ; New York: Pergamon Press, 1991.

MLA (8e ed.) Bronvermelding

Cullen, Patrick T. Farm Animal Health: A Practical Guide. Pergamon Press, 1991.