000 00406nam a2200145Ia 4500
008 170101s1991 xx 000 0 und d
082 _a371.307 8 S12M
100 _aSAMANTA, R. K
245 0 _aManual on instructional aids for teaching excellence
260 _bNew Delhi
_c1991
300 _a160p
650 _aTEACHING -- AIDS AND DEVICES
653 _aTEACHING -- AIDS AND DEVICES
942 _2ddc
_cB
999 _c107323
_d107323