00459nam a2200133 a 450000500170000002000150001708200160003210000110004824500950005926000420015430000200019650000960021670000130031220251203110908.0  a8170004330  a025.42bLAL  aLal, C  aUnderstanding basics of library and information scienceblibrary classification theory....  aNew DelhibEss Ess Publicationsc2005  a85p.c24 cm. HB  aThird paper Part A: Library classification Theory; Part B: Library classification practical  aKumar, K