LeRoy, G. C., & Beitz, U. (1973). Preserve and create: Essays in marxist literary criticism / Selected and ed. ba Gaylord C. LeRoy and Ursula Beitz. Humanities.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLeRoy, Gaylord C., और Ursula Beitz. Preserve and Create: Essays in Marxist Literary Criticism / Selected and Ed. Ba Gaylord C. LeRoy and Ursula Beitz. New York: Humanities, 1973.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLeRoy, Gaylord C., और Ursula Beitz. Preserve and Create: Essays in Marxist Literary Criticism / Selected and Ed. Ba Gaylord C. LeRoy and Ursula Beitz. Humanities, 1973.
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