000 00280nam a2200121Ia 4500
100 _aBest, John W.
942 _cBK
245 _aResearch in education
260 _aNew Delhi
_bPrentice-hall of India ltd.
_c1963
082 _a370.78
_bBes
300 _axi,320
546 _aEnglish
999 _c343006
_d343006
041 _aeng