00546nam a22001937a 450000500170000001000130001702000230003003500130005303700160006604000120008208200150009410000180010924500870012726000330021427000420024730000210028965000180031065000240032820170124110224.0  aB-045775  c595.00a8185070768  aB-045775  bCen Lib/Ret  aDPLbEN  a028.1bKHA  aKhanna, J. K.  aDocumentation and information, services, systems and techniques /cby J. K. Khanna  aAgra bY.K. Publishersc2000  aBlock-77, Sanjay PlacebAgra e282002  a359p. c22cm(Hb)  aDocumentation  aInformation science