000 00519nam a2200181Ia 4500
005 20250508155458.0
008 008 250505s9999 xx 000 0 eng d
037 _aBooks to be hide in OPAC
040 _aFEDL
_beng
_cFEDL
041 _aeng
_2eng
084 _a001.4, UNI
_qFEDL
245 0 _aInnovation and experiment in education
260 _aWashington, USA
_bExecutive Office Building
_c1964
300 _ax, 79p.
650 _aResearch
942 _cHB
_h001.4, UNI
999 _c1357175
_d1357175