000 00251nam a2200121Ia 4500
100 _aEnglish
942 _cBK
245 _aResearch in education
260 _aDelhi
_bPrentice Hall
_c1963
082 _a370.78
300 _aXi,320
546 _aEnglish
999 _c343007
_d343007
041 _aeng