APA

Mannion A., . (1995). Agriculture and Environmental change. New York: John wiley & sons.

Chicago

Mannion A.M, . 1995. Agriculture and Environmental change. New York: John wiley & sons.

Harvard

Mannion A., . (1995). Agriculture and Environmental change. New York: John wiley & sons.

MLA

Mannion A.M, . Agriculture and Environmental change. New York: John wiley & sons. 1995.