India. Registrar general and census commissioner & Das, B. (1972). Census 1971. Series 4, Bihar: District census handbook, Champaran district. Bihar state text book publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रIndia. Registrar general and census commissioner और B.L Das. Census 1971. Series 4, Bihar: District Census Handbook, Champaran District. Bihar state text book publishing, 1972.
एमएलए (9वां संस्करण) प्रशस्ति पत्रIndia. Registrar general and census commissioner और B.L Das. Census 1971. Series 4, Bihar: District Census Handbook, Champaran District. Bihar state text book publishing, 1972.
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