APA引文

Johnson, C. O. (1946). American national goverment. New York: Thomas Y. Crowell Company.

Trích dẫn kiểu Chicago

Johnson, Claudius O. American National Goverment. New York: Thomas Y. Crowell Company, 1946.

MLA引文

Johnson, Claudius O. American National Goverment. New York: Thomas Y. Crowell Company, 1946.

警告：這些引文格式不一定是100％准確.