el-sayed wetwet, H. (2016). Effect of Proposal educational program using the Keller strategy on learn some skills of gymnastics ground and the level of achievement of cognitive. EKB Journal Management System, 116(1), 287-310. doi: 10.21608/ajssa.2016.70644
Hamdy ahmed el-sayed wetwet. "Effect of Proposal educational program using the Keller strategy on learn some skills of gymnastics ground and the level of achievement of cognitive". EKB Journal Management System, 116, 1, 2016, 287-310. doi: 10.21608/ajssa.2016.70644
el-sayed wetwet, H. (2016). 'Effect of Proposal educational program using the Keller strategy on learn some skills of gymnastics ground and the level of achievement of cognitive', EKB Journal Management System, 116(1), pp. 287-310. doi: 10.21608/ajssa.2016.70644
el-sayed wetwet, H. Effect of Proposal educational program using the Keller strategy on learn some skills of gymnastics ground and the level of achievement of cognitive. EKB Journal Management System, 2016; 116(1): 287-310. doi: 10.21608/ajssa.2016.70644