000			00392nam a2200145Ia 4500
008			230917s9999||||xx |||||||||||||| ||und||
040			_e89737 _aMAIN
041			_aEnglish
082			_a370.1523 S62E
100			_aSumitra Devi
245		0	_aEffect of co-operative learning on student achievement, self-concept and liking of classmates
260			_c1984
300			_a326 p.
942			_cTH
999			_c86551 _d86551