000 00373nam a2200157Ia 4500
005 20250508155136.0
008 008 250505s9999 xx 000 0 eng d
037 _aPeriodicals
040 _aFEDL
_beng
_cFEDL
041 _aeng
_2eng
084 _qFEDL
245 0 _aProgrammed learning Vol. 2 and 3
490 _vVol. 2
942 _cCR
999 _c1354621
_d1354621