Eng. Ehab Ibrahim Mohammed Najjar, Eng. Raian Talal Omar Allan kofiyya, and Eng. Hesham Abdulkareem khrsan. “The Role of Project Management in Achieving Environmental Sustainability in Construction Projects in Makkah Al-Mukarramah”. Migration Letters 20, no. S5 (August 24, 2023): 987–998. Accessed November 22, 2024. https://migrationletters.com/index.php/ml/article/view/4118.