00518nam a2200157Ia 4500020001800000082001500018245002300033260003200056300001400088504003600102650003000138650002100168650001800189650013400207700001900341  a81-85061-54-8  a374.4 DIS- 0aDistance education  aDelhibAmar Prakashanc1987  aviii, 306  aincludes bibliography and index  aDistance educationzIndia  aEducationzIndia  aOpen learning  aTelecommunicatiom in education                                                                                                     aBorah, Swapna