India. Government of, C. S. (1961). The National Sample Survey: Report 49. The author.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रIndia. Government of, Cabinet Secretariat. The National Sample Survey: Report 49. The author, 1961.
एमएलए (9वां संस्करण) प्रशस्ति पत्रIndia. Government of, Cabinet Secretariat. The National Sample Survey: Report 49. The author, 1961.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.