APA (7 वां संस्करण) प्रशस्ति पत्र

Quinn, M. B. Robert Penn Warrenęs Promised Land: M. Bernetta Quinn. Robert Penn Warren's "Brother to Dragons" : a discussion.(1983).

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Quinn, M. Bernetta. "Robert Penn Warrenęs Promised Land: M. Bernetta Quinn." Robert Penn Warren's "Brother to Dragons" : A Discussion.(1983) .

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Quinn, M. Bernetta. "Robert Penn Warrenęs Promised Land: M. Bernetta Quinn." Robert Penn Warren's "Brother to Dragons" : A Discussion.(1983), .