000 00372nam a22001451a 4500
020 _a9788176481632
082 _a020
_bKAW/T
100 _aKawatra P S
245 _aTextbook of information science/
_cby Kawatra P S
260 _aNew Delhi:
_bA P H,
_c2000.
300 _a323p.
650 _aInformation Science
650 _aLibrary and Information Science
942 _cBK
999 _c46483
_d46483