Techniques of petrolium development : proceedings of the United Nations inter- regional seminar on techniques of petroleum development, New York 23 Jan - 21 Feb. 1962 - New York : United Nations, 1964 - viii, 345 p. : ill., charts ; 28 cm. ISBN: USD 4 (pbk.) Subjects--Topical Terms: Petroleum development--Techniques--CongressesEconomics Dewey Class. No.: 338.27