M. D. Ali Jassem al-Obeidi, A., D. Zahir Abbas Qaisi, M. (2009). Importance and impact of market studies to raise the efficiency of production decisions in the economic unity, "a field study in the General Company for Electrical Industries / Baghdad / Waziriya" * For the period (1995 -2006). , 0(78), 127-160.
A. M. D. Ali Jassem al-Obeidi; M. D. Zahir Abbas Qaisi. "Importance and impact of market studies to raise the efficiency of production decisions in the economic unity, "a field study in the General Company for Electrical Industries / Baghdad / Waziriya" * For the period (1995 -2006)". , 0, 78, 2009, 127-160.
M. D. Ali Jassem al-Obeidi, A., D. Zahir Abbas Qaisi, M. (2009). 'Importance and impact of market studies to raise the efficiency of production decisions in the economic unity, "a field study in the General Company for Electrical Industries / Baghdad / Waziriya" * For the period (1995 -2006)', , 0(78), pp. 127-160.
M. D. Ali Jassem al-Obeidi, A., D. Zahir Abbas Qaisi, M. Importance and impact of market studies to raise the efficiency of production decisions in the economic unity, "a field study in the General Company for Electrical Industries / Baghdad / Waziriya" * For the period (1995 -2006). , 2009; 0(78): 127-160.