000			00433 a2200157 4500
008			231204b1992 |||||||| |||| 00| 0 eng d
005			20240509121332.0
245			_aEducational Research : : _bCompetencies For Analysis And Application
300			_a645p. _c25cm.
500			_a
250			_a4th ed
035			_balis book code _a1320
700			_aGay , L. R. _e _91394
260			_bMacmillan, _c1992
653			_aمناهج البحث
999			_c1322 _d1322