Greenberg, E. S., & Mayer, T. F. (1990). Changes in the state: Causes and consequences. Sage Publications.
Cita Chicago (17th ed.)Greenberg, Edward S., i Thomas F. Mayer. Changes in the State: Causes and Consequences. Newbury Park, Calif.: Sage Publications, 1990.
Cita MLA (8th ed.)Greenberg, Edward S., i Thomas F. Mayer. Changes in the State: Causes and Consequences. Sage Publications, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.