University of Washington. Bureau of Governmental Research and Services. (1967). Washington's constitutional dilemma: Proceedings. Bureau of Governmental Research and Services, University of Washington; distributed by University of Washington Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUniversity of Washington. Bureau of Governmental Research and Services. Washington's Constitutional Dilemma: Proceedings. Seattle: Bureau of Governmental Research and Services, University of Washington; distributed by University of Washington Press, 1967.
एमएलए (8वां संस्करण) प्रशस्ति पत्रUniversity of Washington. Bureau of Governmental Research and Services. Washington's Constitutional Dilemma: Proceedings. Bureau of Governmental Research and Services, University of Washington; distributed by University of Washington Press, 1967.