LONG, O. (1985). Law And Its Limitations In The Gatt Multilateral Trade Systems Oliver Long. Martinus Nijhoff Publisher.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLONG, Oliver. Law And Its Limitations In The Gatt Multilateral Trade Systems Oliver Long. Martinus Nijhoff Publisher, 1985.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLONG, Oliver. Law And Its Limitations In The Gatt Multilateral Trade Systems Oliver Long. Martinus Nijhoff Publisher, 1985.
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