APA引文

Van Valkenburg, S. (1943). Elements of political geography. Prentice-Hall.

Chicago Style (17th ed.) Citation

Van Valkenburg, Samuel. Elements of Political Geography. New York: Prentice-Hall, 1943.

MLA引文

Van Valkenburg, Samuel. Elements of Political Geography. Prentice-Hall, 1943.

警告：這些引文格式不一定是100％准確.