Sabbar Mahmoud. The role of the specialized supervisor in developing the teaching skills of physical education teachers in secondary schools affiliated to the Diyala Education Directorate. ms [Internet]. 2021 Dec. 27 [cited 2024 Apr. 28];20(4):0010. Available from: https://jcopew.uobaghdad.edu.iq/index.php/sport/article/view/818