APA

Southwick C. H., . (1996). Global ecology in human perspective. New York, New York, United States: Oxford University Press.

Chicago

Southwick Charles H, . 1996. Global ecology in human perspective. New York, New York, United States: Oxford University Press.

Harvard

Southwick C. H., . (1996). Global ecology in human perspective. New York, New York, United States: Oxford University Press.

MLA

Southwick Charles H, . Global ecology in human perspective. New York, New York, United States: Oxford University Press. 1996.