2026-02-15T17:26:57+03:00 DEBUG: VuFindSearch\Backend\Solr\Connector: Query fl=%2A%2Cscore&wt=json&json.nl=arrarr&q=id%3A%22in00000600386%22
2026-02-15T17:26:57+03:00 DEBUG: VuFindSearch\Backend\Solr\Connector: => GET http://localhost:8983/solr/biblio/select?fl=%2A%2Cscore&wt=json&json.nl=arrarr&q=id%3A%22in00000600386%22
2026-02-15T17:26:57+03:00 DEBUG: VuFindSearch\Backend\Solr\Connector: <= 200 OK
2026-02-15T17:26:57+03:00 DEBUG: Deserialized SOLR response
Frankel, P. H. (1969). Essentials of petroleum: A key to oil economics. Cass.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Frankel, Paul H. Essentials of Petroleum: A Key to Oil Economics. London: Cass, 1969.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Frankel, Paul H. Essentials of Petroleum: A Key to Oil Economics. Cass, 1969.