https://biblioteca.iapg.org.ar/cgi-bin/koha/opac-search.pl?idx=&q=an%3A33334&sort_by=relevance&format=rss 4 0 20 ISBN: https://biblioteca.iapg.org.ar/cgi-bin/koha/opac-detail.pl?biblionumber=189377 By Leffler, William L..
2015 .
3 p. ; 58-61

]]> Place hold on US refiners continue consolidation, restructuring

]]> https://biblioteca.iapg.org.ar/cgi-bin/koha/opac-detail.pl?biblionumber=189377 ISBN: https://biblioteca.iapg.org.ar/cgi-bin/koha/opac-detail.pl?biblionumber=166612 By Leffler, William L..
.
4 p.

]]> Place hold on Downstream mergers, capacity hikes persist

]]> https://biblioteca.iapg.org.ar/cgi-bin/koha/opac-detail.pl?biblionumber=166612 ISBN: https://biblioteca.iapg.org.ar/cgi-bin/koha/opac-detail.pl?biblionumber=178694 By Leffler, William L. | Pattarozzi, Richard | Sterling, Gordon.
Tulsa, Oklahoma PennWell 2003 .
166 p.

]]> Place hold on Deepwater petroleum exploration & production

]]> https://biblioteca.iapg.org.ar/cgi-bin/koha/opac-detail.pl?biblionumber=178694 ISBN: https://biblioteca.iapg.org.ar/cgi-bin/koha/opac-detail.pl?biblionumber=161162 By Burdick, Donald L. | Leffler, William L..
Tulsa, Oklahoma PennWell Books 1983 .
238 p.

]]> Place hold on Petrochemicals for the nontechnical person

]]> https://biblioteca.iapg.org.ar/cgi-bin/koha/opac-detail.pl?biblionumber=161162