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Yangd terima Vol. 1, 2. "E/CN.11/1056 (Volume 1, 2)" Diatas judul : Economic Commission for Asia and the Far East, Bangkok, Thailand. Termasuk bibliografi Isi : v. 1. Report of the symposium; documents on review of progress in the petroleum industry, and petroleum geology.--v. 2. Documents: Petroleum exploration methods and techniques, petroleum exploitation methods and techniques, and transportation and utilization of oil and natural gas.--v. 3. Economics, technical training, United Nations assistance, petroleum legislation, and pollution by petroleum products.
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