Salam M. H. Kareem, Effective Teaching Pyramid and Its Impact on Enhancing the Participation of Students in Swimming Classes. journal = {International Journal of Sport and Health Sciences}, [online]. World Academy of Science, Engineering and Technology. January 2020, vol. 158(2). 38 - 42 [viewed 23 September 2024]. Available from: https://publications.waset.org/pdf/10011034.