Παραπομπή APA

Harvey, J. (1993). Modern economics/6e (6th ed.). Macmillan.

Παραπομπή Chicago Style

Harvey, Jack. Modern Economics/6e. 6th ed. London: Macmillan, 1993.

Παραπομπή MLA

Harvey, Jack. Modern Economics/6e. 6th ed. Macmillan, 1993.