Agarwal, a. k. (1989). India trade & economic co-operation with development and socialist countries. Commonwealth publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAgarwal, ashok kumar. India Trade & Economic Co-operation with Development and Socialist Countries. New delhi: Commonwealth publishers, 1989.
एमएलए (9वां संस्करण) प्रशस्ति पत्रAgarwal, ashok kumar. India Trade & Economic Co-operation with Development and Socialist Countries. Commonwealth publishers, 1989.
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