ﺍﺑﻮ ﺳﻴﻒ،, . (2015). ﻣﻬﺎﺭﺍﺕ ﻋﺎﺩﺍﺕ ﺍﻟﻌﻘﻞ ﻋﺒﺮ ﻣﺮﺍﺣﻞ ﻋﻤﺮﻳﺔ ﻣﺨﺘﻠﻔﺔ: ﺩﺭﺍﺳﺔ ﻣﻘﺎﺭﻧﺔ. EKB Journal Management System, 25(87), 101-140. doi: 10.21608/ejcj.2015.98233
ﺣﺴﺎﻡ ﺍﺣﻤﺪ ﻣﺤﻤﺪ ﺍﺳﻤﺎﻋﻴﻞ ﺍﺑﻮ ﺳﻴﻒ،. "ﻣﻬﺎﺭﺍﺕ ﻋﺎﺩﺍﺕ ﺍﻟﻌﻘﻞ ﻋﺒﺮ ﻣﺮﺍﺣﻞ ﻋﻤﺮﻳﺔ ﻣﺨﺘﻠﻔﺔ: ﺩﺭﺍﺳﺔ ﻣﻘﺎﺭﻧﺔ". EKB Journal Management System, 25, 87, 2015, 101-140. doi: 10.21608/ejcj.2015.98233
ﺍﺑﻮ ﺳﻴﻒ،, . (2015). 'ﻣﻬﺎﺭﺍﺕ ﻋﺎﺩﺍﺕ ﺍﻟﻌﻘﻞ ﻋﺒﺮ ﻣﺮﺍﺣﻞ ﻋﻤﺮﻳﺔ ﻣﺨﺘﻠﻔﺔ: ﺩﺭﺍﺳﺔ ﻣﻘﺎﺭﻧﺔ', EKB Journal Management System, 25(87), pp. 101-140. doi: 10.21608/ejcj.2015.98233
ﺍﺑﻮ ﺳﻴﻒ،, . ﻣﻬﺎﺭﺍﺕ ﻋﺎﺩﺍﺕ ﺍﻟﻌﻘﻞ ﻋﺒﺮ ﻣﺮﺍﺣﻞ ﻋﻤﺮﻳﺔ ﻣﺨﺘﻠﻔﺔ: ﺩﺭﺍﺳﺔ ﻣﻘﺎﺭﻧﺔ. EKB Journal Management System, 2015; 25(87): 101-140. doi: 10.21608/ejcj.2015.98233