APA (7th ed.) Citation

Langer, R. H. M. (1990). Pastures, their ecology and management. Oxford University Press.

Chicago Style (17th ed.) Citation

Langer, R. H. M. Pastures, Their Ecology and Management. Auckland ; New York: Oxford University Press, 1990.

MLA (9th ed.) Citation

Langer, R. H. M. Pastures, Their Ecology and Management. Oxford University Press, 1990.