APA引文

Plummer, C. C. (2008). Physical geology. New York: McGraw-Hill.

Trích dẫn kiểu Chicago

Plummer, Charles C. Physical Geology. New York: McGraw-Hill, 2008.

MLA引文

Plummer, Charles C. Physical Geology. New York: McGraw-Hill, 2008.

警告：這些引文格式不一定是100％准確.