000 00317nam a2200145Ia 4500
100 _aNanda, V.K.
020 _a81-261-0020-6
365 _b750
942 _cBK
654 _a
245 _aEducational technology for adults
260 _aNew Delhi
_bAnmol Publications
_c1998
082 _a371.33
300 _a8284
999 _c365018
_d365018
041 _aeng