APA (7 वां संस्करण) प्रशस्ति पत्र
Helper, R. (1969). Racial policies and practices of real estate brokers. University of Minnesota Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Helper, Rose. Racial Policies and Practices of Real Estate Brokers. Minneapolis: University of Minnesota Press, 1969.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Helper, Rose. Racial Policies and Practices of Real Estate Brokers. University of Minnesota Press, 1969.
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