000 00293nam a2200133Ia 4500
100 _aBhalla, C. L.
365 _b7.5
942 _cBK
654 _a
245 _aAudio-visual aids in education
260 _aDelhi
_bAtma Ram & Sons
_c1963
082 _a371.33
300 _c22.5cm
_ax,170,(2)
999 _c363568
_d363568
041 _aeng