ETTMAN, M. (2015). EFFICIENCY OF THE RESEARCH STAFF MEMBERS IN MANAGING THE WORK TIME IN SOME AGRICULTURAL RESEARCH STATIONS, IN EGYPT. test, 94(1), 259-280. doi: 10.21608/ejar.2015.151835
MAHMOUD I. ETTMAN. "EFFICIENCY OF THE RESEARCH STAFF MEMBERS IN MANAGING THE WORK TIME IN SOME AGRICULTURAL RESEARCH STATIONS, IN EGYPT". test, 94, 1, 2015, 259-280. doi: 10.21608/ejar.2015.151835
ETTMAN, M. (2015). 'EFFICIENCY OF THE RESEARCH STAFF MEMBERS IN MANAGING THE WORK TIME IN SOME AGRICULTURAL RESEARCH STATIONS, IN EGYPT', test, 94(1), pp. 259-280. doi: 10.21608/ejar.2015.151835
ETTMAN, M. EFFICIENCY OF THE RESEARCH STAFF MEMBERS IN MANAGING THE WORK TIME IN SOME AGRICULTURAL RESEARCH STATIONS, IN EGYPT. test, 2015; 94(1): 259-280. doi: 10.21608/ejar.2015.151835