Organisation, I. C. S. (1983). Annual Survey of Industries: 1979-80 - Summary results for factory sector. The author.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOrganisation, India. Central Statistical. Annual Survey of Industries: 1979-80 - Summary Results for Factory Sector. The author, 1983.
एमएलए (9वां संस्करण) प्रशस्ति पत्रOrganisation, India. Central Statistical. Annual Survey of Industries: 1979-80 - Summary Results for Factory Sector. The author, 1983.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.