000 00317nam a22001337a 4500
999 _c158365
_d158365
082 _a
_b
100 _aM I Khan
100 _aS R Sharma
245 _aInstructional technology:
_bMedia and theory/
_cby M I Khan and S R Sharma.
260 _a
_bKanushka,
_c1997.
300 _a339p.
650 _a
942 _cBK