Zimmerman, J. F. (2010). Congress: Facilitator of state action. State University of New York Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रZimmerman, Joseph Francis. Congress: Facilitator of State Action. Albany: State University of New York Press, 2010.
एमएलए (9वां संस्करण) प्रशस्ति पत्रZimmerman, Joseph Francis. Congress: Facilitator of State Action. State University of New York Press, 2010.
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