000			00356n a2200157 a 4500
000			B B
001			000861
005			20220201162110.0
082			_a020 _bM5 LSC
100			_aAggarwal, DS
245			_aLectures on Universe of Knowldge
260			_aDelhi _bAcademic _c1995
300			_a166p.
690			_aGeneral,Library Science
908			_aT
999			_c857 _d857