000			00445nam a2200133Ia 4500
008			230917s9999||||xx |||||||||||||| ||und||
040			_e96033 _aMAIN
041			_aEnglish
082			_a370 S51C
100			_aSanjna
245		0	_aComparative study of the effectiveness of computer assisted instruction (CAI) and computer managed instruction (CMI) on pupil's achievement in science, their self concept and stu
300			_a359 p.
942			_cTH
999			_c88955 _d88955