000 00301nam a2200109Ia 4500
020 _a81-900611-0-0
942 _cBK
245 _aOpen and distance education research
_Banalysis and annotation
260 _aIndian Distance Education Association, Warangal
_c1996
082 _a016.3744 Pan
300 _a214
999 _c35108
_d35108