000 00279nam a2200121Ia 4500
100 _aBose, H
942 _cBK
654 _a
245 _aInformation science
_bPrinciples and practice
260 _aNew Delhi
_bSterling Publishers
_c1986
082 _a020
300 _bPb
_axvi,182
999 _c422601
_d422601
041 _aeng