MUSTAFA, I. M. Effect of The Percentage of The Contribution of Some Factors in The Implementation of The Lesson of Physical Education: For middle schools in Erbil Governorate. Koya University Journal of Humanities and Social Sciences, [S. l.], v. 2, n. 2, p. 117-121, 2019. DOI: 10.14500/kujhss.v2n2y2019.pp117-121. Disponível em: http://jhss.koyauniversity.org/index.php/jhss/article/view/132. Acesso em: 29 apr. 2024.