India. Registrar General & Census Commissioner & Verma, V. S. (1987). Census of India, 1981. Series-1 India: Paper 1 of 1984: population projections for India 1981-2001. Controller of Publication, Civil Lines.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रIndia. Registrar General & Census Commissioner और V. S. Verma. Census of India, 1981. Series-1 India: Paper 1 of 1984: Population Projections for India 1981-2001. Controller of Publication, Civil Lines, 1987.
एमएलए (9वां संस्करण) प्रशस्ति पत्रIndia. Registrar General & Census Commissioner और V. S. Verma. Census of India, 1981. Series-1 India: Paper 1 of 1984: Population Projections for India 1981-2001. Controller of Publication, Civil Lines, 1987.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.