APA引文

Brown, R. N. R. (1929). The principles of economic geography. New York: Sir I. Pitman & sons, ltd.

Trích dẫn kiểu Chicago

Brown, R. N. Rudmose. The Principles of Economic Geography. New York: Sir I. Pitman & sons, ltd, 1929.

MLA引文

Brown, R. N. Rudmose. The Principles of Economic Geography. New York: Sir I. Pitman & sons, ltd, 1929.

警告：這些引文格式不一定是100％准確.