India. Labour, M. o. (1999). Occupational wage survey 5th round: Report on nine engineering industries, 1996-97. Controller of Pub.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रIndia. Labour, Ministry of. Occupational Wage Survey 5th Round: Report on Nine Engineering Industries, 1996-97. Controller of Pub, 1999.
एमएलए (9वां संस्करण) प्रशस्ति पत्रIndia. Labour, Ministry of. Occupational Wage Survey 5th Round: Report on Nine Engineering Industries, 1996-97. Controller of Pub, 1999.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.