Roberts, B. C. (1962). Industrial relations: Contemporary problems and perspectives. Methuen.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRoberts, B. C. Industrial Relations: Contemporary Problems and Perspectives. Methuen, 1962.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRoberts, B. C. Industrial Relations: Contemporary Problems and Perspectives. Methuen, 1962.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.