000			00445nam a22001817a 4500
999			_c3228 _d3228
003			OSt
005			20180622123005.0
008			180622b xxu||||| |||| 00| 0 eng d
020			_a9789331321145
082			_a372.3 _bKAW
100			_aKawatra, P S
245			_aTextbook of information science _cP S Kawatra
260			_aNew Delhi _bAPH _c2013
300			_a323p.
650			_aEducation;
650			_aInformation Science
942			_2ddc _cBK