ETTMAN, M. (2014). SOME FACTORS AFFECTING THE PERFORMANCE LEVEL OF THE AGRICULTURAL ADVISORY COUNCILS IN EGYPT. test, 92(4), 1633-1659. doi: 10.21608/ejar.2014.157707
MAHMUD I. ETTMAN. "SOME FACTORS AFFECTING THE PERFORMANCE LEVEL OF THE AGRICULTURAL ADVISORY COUNCILS IN EGYPT". test, 92, 4, 2014, 1633-1659. doi: 10.21608/ejar.2014.157707
ETTMAN, M. (2014). 'SOME FACTORS AFFECTING THE PERFORMANCE LEVEL OF THE AGRICULTURAL ADVISORY COUNCILS IN EGYPT', test, 92(4), pp. 1633-1659. doi: 10.21608/ejar.2014.157707
ETTMAN, M. SOME FACTORS AFFECTING THE PERFORMANCE LEVEL OF THE AGRICULTURAL ADVISORY COUNCILS IN EGYPT. test, 2014; 92(4): 1633-1659. doi: 10.21608/ejar.2014.157707