APA (7th ed.) Citation

Cooper, M. M., & Thomas, R. J. (1979). Profitable sheep farming (4th (revised) ed.). Farming Press.

Chicago Style (17th ed.) Citation

Cooper, Malcolm McGregor, and R. J. Thomas. Profitable Sheep Farming. 4th (revised) ed. Ipswich: Farming Press, 1979.

MLA (9th ed.) Citation

Cooper, Malcolm McGregor, and R. J. Thomas. Profitable Sheep Farming. 4th (revised) ed. Farming Press, 1979.