(1980). The International working-class movement: Problems of history and theory. Progress.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रThe International Working-class Movement: Problems of History and Theory. Moscow: Progress, 1980.
एमएलए (9वां संस्करण) प्रशस्ति पत्रThe International Working-class Movement: Problems of History and Theory. Progress, 1980.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.