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शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र1980, India. Planning Commission. National Development Council. Thirty-fourth Meeting. 30-31 Aug. Summary Record: 1980. The author, 1980.
एमएलए (9वां संस्करण) प्रशस्ति पत्र1980, India. Planning Commission. National Development Council. Thirty-fourth Meeting. 30-31 Aug. Summary Record: 1980. The author, 1980.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.