Khaled Mehdi, Eyad, Ahmad Edan, and Bilal Kamil Oudah. “HR Training and Development Strategy and Its Role in Achieving the Competitive Advantage of Business Organizations.”. Opción 350 (October 19, 2019): 1231-1256. Accessed October 30, 2025. https://produccioncientifica.luz.edu.ve/index.php/opcion/article/view/31946.