01079cam a2200289 a 4500 996114 BD-DhUL 20141029131439.0 860530t19671966mx 100 0 eng 86165805 DLC DLC DLC BD-DhUL engfrespa TN863 .W6 1967b 547.83 19 SEP World Petroleum Congress (7th : 1967 : Mexico City, Mexico) 7th World Petroleum Congress : book of synopses = 7ème Congres mondial du pétrole : livre de résumés = 7⁰ Congreso Mundial del Petróleo : libro de sinopsis, Ciudad de Mexico, del 2 al 8 de Abril 1967. [Mexico City] : Elsevier Publishing, 1967. 246 p. ; 27 cm. GBP 8.00 English, French, and Spanish. Petroleum Congresses. Seventh World Petroleum Congress. 7ème Congres mondial du pétrole. 7⁰ Congreso Mundial del Petróleo. 7 cbc orignew 2 ncip 19 y-gencatlg ddc BK 17094 17094 0 0 ddc 0 547_830000000000000_SEP 0 NFIC 32236 DUSL DUSL GEN 1971-02-28 Purchased 547.83 SEP A79619 2014-10-29 2014-10-29 BK