000 00458nam a2200169Ia 4500
003 NIELib
008 211019s9999||||xx |||||||||||||| ||und||
020 _a0-15-502607-0
082 _a370.78
_bTUC
100 _aTuckman, Bruce W.
_922030
245 _aAnalyzing and Designing Educational Research
260 _bHBJ,INC,
_c1979.
_aNew York:
300 _a180p.;
_c28cm
650 _aResearch Methodology
650 _aEducational Research
942 _2ddc
_cLM
999 _c37882
_d37882