00282nam a2200121Ia 4500100002300000650003500023654001200058245002400070260002900094082001700123300000800140546001200148  aRanganathan/ S.R.   aLibray and information Science  aLibrary  aLibrary  Management  bUBS PUBaNew Delhic1992  a20.0202bPAN  a413  aENGLISH