APA引文

Putnam, W. C., Birkeland, P. W., & Larson, E. E. (1978). Putnam's Geology (3d ed.). New York: Oxford University Press.

Trích dẫn kiểu Chicago

Putnam, William Clement, Peter W. Birkeland, và Edwin E. Larson. Putnam's Geology. 3d ed. New York: Oxford University Press, 1978.

MLA引文

Putnam, William Clement, Peter W. Birkeland, và Edwin E. Larson. Putnam's Geology. 3d ed. New York: Oxford University Press, 1978.