India. Labour, M. o. (1983). Statistics of factories: 1975 and 1976. The author.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रIndia. Labour, Ministry of. Statistics of Factories: 1975 and 1976. The author, 1983.
एमएलए (9वां संस्करण) प्रशस्ति पत्रIndia. Labour, Ministry of. Statistics of Factories: 1975 and 1976. The author, 1983.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.