Heffernan, T. (2010). An election for the ages: Rossi vs. Gregoire, 2004. Washington State University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHeffernan, Trova. An Election for the Ages: Rossi Vs. Gregoire, 2004. Pullman, Wash.: Washington State University Press, 2010.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHeffernan, Trova. An Election for the Ages: Rossi Vs. Gregoire, 2004. Washington State University Press, 2010.
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