https://biblioteca.iapg.org.ar/cgi-bin/koha/opac-search.pl?idx=&q=an%3A7426&sort_by=relevance&format=rss 2 0 20 ISBN: https://biblioteca.iapg.org.ar/cgi-bin/koha/opac-detail.pl?biblionumber=131748 Rome Carlo Colombo 1955

]]> Place hold on Fourth world petroleum congress

]]> https://biblioteca.iapg.org.ar/cgi-bin/koha/opac-detail.pl?biblionumber=131748 ISBN: https://biblioteca.iapg.org.ar/cgi-bin/koha/opac-detail.pl?biblionumber=131750 Hamburg Verein Zur Forderung 1963

]]> Place hold on Sixth world petroleum congress

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