000 00590nam a2200205Ia 4500
005 20250508162740.0
008 008 250505s9999 xx 000 0 eng d
020 _a0-87589-238-8
037 _aReference
040 _aFEDL
_beng
_cFEDL
041 _aeng
_2eng
084 _a371.3, HEI
_qFEDL
100 _aHeinich Robert
_9773969
245 0 _aInstructional media : And the new technologies of instruction
250 _a3rd
260 _aNew York, USA
_bMacmillan Publishing Company
_c1990
300 _a456p.
942 _cREF
_h371.3, HEI
999 _c1378467
_d1378467