000 00561nam a2200193Ia 4500
005 20250508154246.0
008 008 250505s9999 xx 000 0 eng d
037 _aTextBook
040 _aFEDL
_beng
_cFEDL
041 _aeng
_2eng
084 _a001.42, COR
_qFEDL
100 _aCorey Stephen M
245 0 _aAction research to improve school practices
260 _aNew York, USA
_bTeachers College Columbia University
_c1953
300 _axii,161p
650 _aResearch Education
942 _cTB
_h001.42, COR
999 _c1349190
_d1349190