APA ציטוט

Friedman, M. (1980). Free to choose: A personal statement. New York: Avon.

Trích dẫn kiểu Chicago

Friedman, Milton. Free to Choose: A Personal Statement. New York: Avon, 1980.

ציטוט MLA

Friedman, Milton. Free to Choose: A Personal Statement. New York: Avon, 1980.