Nayef, M. and مثنى 2025. Assessment of the level of knowledge of physical education teachers with the requirements of total quality for managing physical education activities from the point of view of school principals. Al-Rafidain Journal For Sport Sciences (RJSS). 25, 78 (Jun. 2025), 237–250. DOI:https://doi.org/10.33899/rjss.2022.175459.