Citazione Stile APA (7a Edizione)

Holmes, J. E. (1998). American government: Essentials & perspectives (3. ed.). McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

Holmes, Jack E. American Government: Essentials & Perspectives. 3. ed. New York [u.a.]: McGraw-Hill, 1998.

Citatione MLA (9a ed.)

Holmes, Jack E. American Government: Essentials & Perspectives. 3. ed. McGraw-Hill, 1998.