"The relationship between marketing experience and marketing knowledge and its impact on marketing performance: A field study in the Iraqi oil sector companies", KJEAS, م 16, عدد 55, ص 1086–1115, يناير 2025, تاريخ الوصول: أكتوبر 15, 2026. موجود في: https://kjeas.uowasit.edu.iq/index.php/kjeas/article/view/933