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शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWorld Trade Data System: Arrangement and Its Application. Tokyo: Institute of Developing Economies, 1995.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWorld Trade Data System: Arrangement and Its Application. Institute of Developing Economies, 1995.
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