Rubin, B. A. (1996). Shifts in the social contract: Understanding change in American society. Pine Forge Press.
芝加哥风格引文Rubin, Beth A. Shifts in the Social Contract: Understanding Change in American Society. Thousand Oaks, Calif.: Pine Forge Press, 1996.
MLA引文Rubin, Beth A. Shifts in the Social Contract: Understanding Change in American Society. Pine Forge Press, 1996.
警告：这些引文格式不一定是100％准确.