Citazione Stile APA (7a Edizione)

Gill, R. T. (1991). Economics and the public interest (5th ed.). Mayfield Pub. Co..

Citazione stile Chigago Style (17a edizione)

Gill, Richard T. Economics and the Public Interest. 5th ed. Mountain View, Calif.: Mayfield Pub. Co., 1991.

Citatione MLA (8a ed.)

Gill, Richard T. Economics and the Public Interest. 5th ed. Mayfield Pub. Co., 1991.