TY - BOOK AU - Yusuf,Abdulqawi TI - Legal aspects of trade preferences for developing states: a study in the influence of development needs on the evolution of international law U1 - 341.7 PY - 1982/// CY - The Hague PB - M. Nijhoff KW - Tariff preferences KW - Law and legislation KW - Developing countries N1 - Originally presented as the author's thesis (doctoral--Graduate Institute of International Studies, Geneva) ER -