Cita APA (7a ed.)

Langer, R. (1990). Pastures: Their ecology and mangement (1st edition.). Oxford University Press.

Cita Chicago Style (17a ed.)

Langer, R.H.M. Pastures: Their Ecology and Mangement. 1st edition. Auckland: Oxford University Press, 1990.

Cita MLA (8a ed.)

Langer, R.H.M. Pastures: Their Ecology and Mangement. 1st edition. Oxford University Press, 1990.