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Mohamed Elsir
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حلول مشكلات تنفيذ المشروعات -...
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6 Student
Certified Cost Professional +2...
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143 Student
PMP Preparation PMBOK 6th Edit...
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KPIs & Dashboards
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305 Student
تكنيك رسم الاشجار بالماركر - د...
1 Student