APA引文

Hartshorn, T. A. (1988). Economic geography. Englewood Cliffs, N.J: Prentice Hall.

Trích dẫn kiểu Chicago

Hartshorn, Truman A. Economic Geography. Englewood Cliffs, N.J: Prentice Hall, 1988.

MLA引文

Hartshorn, Truman A. Economic Geography. Englewood Cliffs, N.J: Prentice Hall, 1988.

警告：這些引文格式不一定是100％准確.