Citazione Stile APA (7a Edizione)

Greenberg, E. S., & Mayer, T. F. (1990). Changes in the state: Causes and consequences. Sage Publications.

Citazione stile Chigago Style (17a edizione)

Greenberg, Edward S., e Thomas F. Mayer. Changes in the State: Causes and Consequences. Newbury Park, Calif.: Sage Publications, 1990.

Citatione MLA (8a ed.)

Greenberg, Edward S., e Thomas F. Mayer. Changes in the State: Causes and Consequences. Sage Publications, 1990.