00307nam a2200097Ia 4500008004100000020001800041100001700059245007400076260004900150300001000199250405s9999||||xx |||||||||||||| ||und||  a9788176463621  aKumar P.S.G. 0aKnowledge Organization, Information Processing and Retrieval Practice  bB.R. Publishing CorporationaNew Delhic2003  a545p.