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शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOrganisation, India. Central Statistical. National Accounts Statistics: Sources and Methods, 1989. The author, 1989.
एमएलए (9वां संस्करण) प्रशस्ति पत्रOrganisation, India. Central Statistical. National Accounts Statistics: Sources and Methods, 1989. The author, 1989.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.