Heath, S. (1974). Lessons from Brecht: Stephen Heath. Contemporary Marxist Literary Criticism.(1992).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHeath, Stephen. "Lessons from Brecht: Stephen Heath." Contemporary Marxist Literary Criticism.(1992) 1974.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHeath, Stephen. "Lessons from Brecht: Stephen Heath." Contemporary Marxist Literary Criticism.(1992), 1974.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.