Simpson, L. P. The Concept of the Historical Self in Brother to Dragon: Lewis P. Simpson. Robert Penn Warren's "Brother to Dragons" : a discussion.(1983).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSimpson, Lewis P. "The Concept of the Historical Self in Brother to Dragon: Lewis P. Simpson." Robert Penn Warren's "Brother to Dragons" : A Discussion.(1983) .
एमएलए (8वां संस्करण) प्रशस्ति पत्रSimpson, Lewis P. "The Concept of the Historical Self in Brother to Dragon: Lewis P. Simpson." Robert Penn Warren's "Brother to Dragons" : A Discussion.(1983), .
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