APA引文

McLaughlin, R. (1967). The Heartland. New York: Time Inc..

Trích dẫn kiểu Chicago

McLaughlin, Robert. The Heartland. New York: Time Inc., 1967.

MLA引文

McLaughlin, Robert. The Heartland. New York: Time Inc., 1967.

警告：這些引文格式不一定是100％准確.