India. Registrar General & Census Commissioner & Sekhar, A. C. Census of India, 1972. Series 1 India: Paper 3 of 1972: economic characteristics of population (selected tables).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रIndia. Registrar General & Census Commissioner और A. Chandra Sekhar. Census of India, 1972. Series 1 India: Paper 3 of 1972: Economic Characteristics of Population (selected Tables).
एमएलए (9वां संस्करण) प्रशस्ति पत्रIndia. Registrar General & Census Commissioner और A. Chandra Sekhar. Census of India, 1972. Series 1 India: Paper 3 of 1972: Economic Characteristics of Population (selected Tables).
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.