00383nam a2200121 a 450000500170000002000140001708200180003110000180004924501120006726000420017930000210022150000190024220251203111151.0  a81700134X  a020.0016bSIN  aSukhbir Singh  aTwenty five years of library science writingsbindex to articles in library science with slant to documenta  aNew Delhibess ess publicationsc1992  a130p.c20cm.bHB  aincludes index