00444nam a2200157 a 450000500170000008200130001710000170003024500310004726000440007830000260012263000200014896400230016899700120019199900170020395200660022020251203092024.0  a020bDEV  aDeverajan, G  aProfessional Librarianship  aNew DelhibEss & Ess Publicationsc1991  axiv,121 p.c22cm.bHB  aLibrary Science  bENGLISHcdefg_  a65336 C  c61177d61177  00104070aPUbPUd1998-09-01g100.00l0o020 DEVp65336yBK