APA (7 वां संस्करण) प्रशस्ति पत्र
Friedman, A. (2013). Covert capital: Landscapes of denial and the making of U.S. empire in the suburbs of Northern Virginia. University of California Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Friedman, Andrew. Covert Capital: Landscapes of Denial and the Making of U.S. Empire in the Suburbs of Northern Virginia. Berkeley: University of California Press, 2013.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Friedman, Andrew. Covert Capital: Landscapes of Denial and the Making of U.S. Empire in the Suburbs of Northern Virginia. University of California Press, 2013.
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