000			00306nam a2200145Ia 4500
100			_aTalesra, Hemlata
020			_a81 7273 228 7
365			_b250
942			_cBK
654			_a
245			_aWeb-based learning
260			_aNew Delhi _bAuthors Press _c2005
082			_a371.334
300			_avii,237
999			_c419014 _d419014
041			_aeng