4Anne Loftis, "A Historical Introduction to Of Mice and Men ," in Jackson J. Benson ed., The Short Novels of John Steinbeck : Critical Essays with a Checklist to Steinbeck Criticism, Duke University Press, Durban and London, 1990, p. 44, p. 46, p. 47, p. 47, p. 40, p. 40, p. 47.
5William Goldhurst, " Of Mice and Men : John Steinbeck's Parable of the Curse of Cain," in Jackson J. Benson ed., The Short Novels of John Steinbeck : Critical Essays with a Checklist to Steinbeck Criticism, Duke University Press, Durban and London, 1990, p. 48, p. 48.
6John Steinbeck, "Of Mice and Men" (the complete novel),in The Portable Steinbeck, revised and selected by Pascal Covici, Jr., Penguin Books, Tennessee: Kingsport Press,1978, p. 296.
7Marjorie Coeyman (Staff writer of The Christian Science Monitor), "Why Teachers Treasure Steinbeck's Tales," in The Christian Science Monitor, March 26, 2002.
8Peter Lisca, The Wide World of.John Steinbeck, New Brunswick, N. J. : Burgers University Press, 1958, p. 134.
9Brian E. Railsback, Parallel Expeditions: Charles Darwin and the Art of John Steinbeck, Moscow: U. of Idaho,1995.
10Peter Lisca, John Steinbeck : Nature and Myth, Thomas Y.Crowell Company, New York, 1978, p. 79.