The future supply of nature-made petroleum and gas : technical reports ... 5-16 July 1976 Schloss Laxenburg, Laxenburg, Austria / R. F. Meyer, editor - New York : Pergamon Press, 1977 - xxxix, 1046 p. : ill. ; 29 cm. ISBN: 0080217346 LCCN: 77-7277 Subjects--Topical Terms: Petroleum--CongressesGas, Natural--Congresses