Abdelnabi Salem, Milad, Fekri Shawtari, Hafezali Bin Iqbal Hussain, y Mohd Farid Shamsudin. 2019. «The Aspects of Total Quality Management in Higher Education Institutions». Opción 34 (junio), 638-52. https://produccioncientificaluz.org/index.php/opcion/article/view/24314.