APA استشهاد

Dott, R. H. (1976). Evolution of the earth (2nd ed.). McGraw-Hill.

استشهاد بنمط شيكاغو

Dott, Robert H. Evolution of the Earth. 2nd ed. New York: McGraw-Hill, 1976.

MLA استشهاد

Dott, Robert H. Evolution of the Earth. 2nd ed. McGraw-Hill, 1976.