Greenberg, E. S., & Mayer, T. F. (1990). Changes in the state: Causes and consequences. Sage Publications.
芝加哥风格引文Greenberg, Edward S., 与 Thomas F. Mayer. Changes in the State: Causes and Consequences. Newbury Park, Calif.: Sage Publications, 1990.
MLA引文Greenberg, Edward S., 与 Thomas F. Mayer. Changes in the State: Causes and Consequences. Sage Publications, 1990.
警告：这些引文格式不一定是100％准确.