APA (7 वां संस्करण) प्रशस्ति पत्र
ebrary, Inc, Gallagher, G. W., & Shelden, R. A. (2012). A political nation: New directions in mid-nineteenth-century American political history. University of Virginia Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
ebrary, Inc, Gary W. Gallagher, और Rachel A. Shelden. A Political Nation: New Directions in Mid-nineteenth-century American Political History. Charlottesville: University of Virginia Press, 2012.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
ebrary, Inc, et al. A Political Nation: New Directions in Mid-nineteenth-century American Political History. University of Virginia Press, 2012.
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