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.

LeRoy, Gaylord C., and Ursula Beitz. Preserve and Create: Essays in Marxist Literary Criticism / Selected and Ed. Ba Gaylord C. LeRoy and Ursula Beitz. New York: Humanities, 1973.

LeRoy, Gaylord C., and Ursula Beitz. Preserve and Create: Essays in Marxist Literary Criticism / Selected and Ed. Ba Gaylord C. LeRoy and Ursula Beitz. Humanities, 1973.