Boehm, R., & Heldman, D. C. (1982). Public employees, unions, and the erosion of civic trust: A study of San Francisco in the 1970's. University Publications of America.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBoehm, Randolph, और Dan C. Heldman. Public Employees, Unions, and the Erosion of Civic Trust: A Study of San Francisco in the 1970's. Frederick, Md.: University Publications of America, 1982.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBoehm, Randolph, और Dan C. Heldman. Public Employees, Unions, and the Erosion of Civic Trust: A Study of San Francisco in the 1970's. University Publications of America, 1982.
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