tawfik, L., aboheashe, E. (1996). an experiment study for loding enforced snake bar on attention and schoolastic achivment in elementrey school children of the new vally governorat. test, 7(24), 1-15. doi: 10.21608/sjam.1996.140188
laila m . tawfik; elsayed k . aboheashe. "an experiment study for loding enforced snake bar on attention and schoolastic achivment in elementrey school children of the new vally governorat". test, 7, 24, 1996, 1-15. doi: 10.21608/sjam.1996.140188
tawfik, L., aboheashe, E. (1996). 'an experiment study for loding enforced snake bar on attention and schoolastic achivment in elementrey school children of the new vally governorat', test, 7(24), pp. 1-15. doi: 10.21608/sjam.1996.140188
tawfik, L., aboheashe, E. an experiment study for loding enforced snake bar on attention and schoolastic achivment in elementrey school children of the new vally governorat. test, 1996; 7(24): 1-15. doi: 10.21608/sjam.1996.140188