000 00275nam a2200121Ia 4500
100 _aBest, John & Khan
942 _cBK
245 _aResearch in education
260 _aNew Delhi
_bPrentice Hall
_c1986
082 _a370.78
_bBes/Kha
300 _axii,380
546 _aEnglish
999 _c343009
_d343009
041 _aeng