National Council of Applied Economic Research. (1961). Techno-economic survey of Tripura. National Council of Applied Economic Research.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNational Council of Applied Economic Research. Techno-economic Survey of Tripura. New Delhi: National Council of Applied Economic Research, 1961.
एमएलए (9वां संस्करण) प्रशस्ति पत्रNational Council of Applied Economic Research. Techno-economic Survey of Tripura. National Council of Applied Economic Research, 1961.
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