Abdullah, A. F. (2021). Factors affecting the quality of sleep in children. Multidisciplinary Digital Publishing Institute (MDPI).
استشهاد بنمط شيكاغوAbdullah, Ahmad Fadzil. Factors Affecting the Quality of Sleep in Children. Multidisciplinary Digital Publishing Institute (MDPI), 2021.
MLA استشهادAbdullah, Ahmad Fadzil. Factors Affecting the Quality of Sleep in Children. Multidisciplinary Digital Publishing Institute (MDPI), 2021.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.