APA (7. basım) Alıntı

Heilbroner, R. L. (1975). An inquiry into the human prospect. Norton.

Chicago Style (17. basım) Atıf

Heilbroner, Robert L. An Inquiry into the Human Prospect. New York: Norton, 1975.

MLA (9th ed.) Atıf

Heilbroner, Robert L. An Inquiry into the Human Prospect. Norton, 1975.