HABBAZ, Nahed, and DJEMAM Mahmoud. “Managing Internal Marketing Mix to Build Competitive Advantages In Companies - Study on a Sample of Algerian Private Health Institutions”. Milev Journal of Research and Studies 6, no. 1 (June 30, 2020): 357–381. Accessed September 1, 2024. https://jiamcs.centre-univ-mila.dz/index.php/mjrs/article/view/598.