000 00496nam a2200193Ia 4500
005 20250619144854.0
008 250619s9999||||xx |||||||||||||| ||und||
020 _c
_14.95
040 _aMAIN
041 _aEnglish
082 _a600
_bWIT
100 _aWittich, Walter A. and Schuller, charles F.
245 0 _aInstructional technology its nature and use
250 _a5th ed.
260 _aLondon
_b; Harper & Row
_c, 1973
300 _axvii,737p.
650 _aTechnology
942 _cBK
999 _c114770
_d114770