APA引文

Heller, R. (1995). The Leadership Imperative. New York: Truman Talley.

Trích dẫn kiểu Chicago

Heller, Robert. The Leadership Imperative. New York: Truman Talley, 1995.

MLA引文

Heller, Robert. The Leadership Imperative. New York: Truman Talley, 1995.

警告：這些引文格式不一定是100％准確.