A. Mahmud, N., F. Abd, G. (2011). Marketing Knowledge and Enhanced Marketing Performance Field study in asample of industrial organizations in Tikrit governorate. , 1(2), 40-67.
Naje A. Mahmud; Ghassan F. Abd. "Marketing Knowledge and Enhanced Marketing Performance Field study in asample of industrial organizations in Tikrit governorate". , 1, 2, 2011, 40-67.
A. Mahmud, N., F. Abd, G. (2011). 'Marketing Knowledge and Enhanced Marketing Performance Field study in asample of industrial organizations in Tikrit governorate', , 1(2), pp. 40-67.
A. Mahmud, N., F. Abd, G. Marketing Knowledge and Enhanced Marketing Performance Field study in asample of industrial organizations in Tikrit governorate. , 2011; 1(2): 40-67.