Tepper. Progressive Minds, Conservative Politics. State University of New York Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTepper. Progressive Minds, Conservative Politics. State University of New York Press.
एमएलए (9वां संस्करण) प्रशस्ति पत्रTepper. Progressive Minds, Conservative Politics. State University of New York Press.
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