APA استشهاد

Canter, L. W. (1977). Environmental impact asessment. Mc graw hill.

استشهاد بنمط شيكاغو

Canter, Larry W. Environmental Impact Asessment. New York: Mc graw hill, 1977.

MLA استشهاد

Canter, Larry W. Environmental Impact Asessment. Mc graw hill, 1977.