000 00321nam a2200145 4500
082 _a374.4 SHA-A
100 _aSharma, S R
245 _aApproaches to distance education
250 _a
260 _aNew Delhi
_bOmsons Publications
_c2001
300 _a
490 _a
650 _aDistance Education
942 _cBK
999 _c599034
_d599034