"Trotsky, L. (1945). The revolution betrayed: What is the Soviet Union and where is it going ? Pioneer pub.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र"Trotsky, Leon". The Revolution Betrayed: What Is the Soviet Union and Where Is It Going ? Pioneer pub, 1945.
एमएलए (9वां संस्करण) प्रशस्ति पत्र"Trotsky, Leon". The Revolution Betrayed: What Is the Soviet Union and Where Is It Going ? Pioneer pub, 1945.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.