APA (7 वां संस्करण) प्रशस्ति पत्र
Gimpel, J. G., & Schuknecht, J. E. (2004). Patchwork nation: Sectionalism and political change in American politics. University of Michigan Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Gimpel, James G., और Jason E. Schuknecht. Patchwork Nation: Sectionalism and Political Change in American Politics. Ann Arbor: University of Michigan Press, 2004.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Gimpel, James G., और Jason E. Schuknecht. Patchwork Nation: Sectionalism and Political Change in American Politics. University of Michigan Press, 2004.
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