Ali Khalil Hassan, A. (2019). Effects of using the Tempo Trainer tool on numerical level of 50 meters butterfly Swimming. test, 7(issue 1), 159-167. doi: 10.21608/isjpes.2019.64570
Amal Ali Khalil Hassan. "Effects of using the Tempo Trainer tool on numerical level of 50 meters butterfly Swimming". test, 7, issue 1, 2019, 159-167. doi: 10.21608/isjpes.2019.64570
Ali Khalil Hassan, A. (2019). 'Effects of using the Tempo Trainer tool on numerical level of 50 meters butterfly Swimming', test, 7(issue 1), pp. 159-167. doi: 10.21608/isjpes.2019.64570
Ali Khalil Hassan, A. Effects of using the Tempo Trainer tool on numerical level of 50 meters butterfly Swimming. test, 2019; 7(issue 1): 159-167. doi: 10.21608/isjpes.2019.64570