000 00325nam a2200133Ia 4500
005 20260205052458.0
008 260111s9999||||xx |||||||||||||| ||und||
082 _a378.15 K96E
100 _aKumar, J P
245 0 _aEffectiveness of distance education
260 _aN D
_bDiscovery
_c1998
300 _a143p.
942 _cBK
999 _c115817
_d115817