APA (7 वां संस्करण) प्रशस्ति पत्र

India. Registrar general and census commissioner & Das, B. (1974). Census of India 1971. Series 4, Bihar: General economic tables. Government of India press.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

India. Registrar general and census commissioner और B.L Das. Census of India 1971. Series 4, Bihar: General Economic Tables. Government of India press, 1974.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

India. Registrar general and census commissioner और B.L Das. Census of India 1971. Series 4, Bihar: General Economic Tables. Government of India press, 1974.

चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.