000 00284nam a22001217a 4500
082 _a370.014
_bBES/R
100 _aBest, John W
245 _aResearch in education /
_cby John W Best
260 _aNew York :
_bPrentice hall,
300 _a309p. :
650 _aResearch
942 _cBK
999 _c539087
_d539087