1. Arthur Miller, "Introduction to the Collected Plays," The Theater Essays of Arthur Miller, ed. Robert A. Martin (New York: Viking Press, 1978) 135.
2. Brenda Murphy, "The tradition of social drama: Miller and his forebears," 18.
3. John .W Frick, "The 'Playwright of the Proletariat'," Realism and American Dramatic Tradition, ed. William Demastes (Tuscaloosa: University of Alabama Press, 1996) 126.
4. Arthur Miller, "About Theater Language," The Last Yankee: With a New Essay (New York : Penguin Books, 1993) 83-84.