000			00437nam a2200157Ia 4500
003			NIELib
008			211019s9999||||xx |||||||||||||| ||und||
020			_a0 07 066883 3
082			_a370.78 _bDAL
100			_aDalen,Deobold B.Van _922055
245			_aUnderstanding Educational Research : An Introduction
260			_bMcGraw-Hill , _c1979. _aNew Delhi:
300			_a536p.; _c24 cm
650			_aEducational Research
942			_2ddc _cLM
999			_c37835 _d37835