00702cam a22001931 4500 1/17778 010920s1978 enk 1 eng d 9264118977 18303 DLC GR-PeUP 621.042 21 WO International Energy Agency. Workshops on energy supply and demand/ International Energy Agency. Paris: Organisation for Economic Co-operation and Development; 1978. 501 p.: ill.; 28 cm. Includes bibliographical references. Power resources Congresses. Energy consumption Congresses. INST UNIPILB MAIN 20040709 621.042 21 WO 00136945 00136945 LOAN 0 1