00278nam a2200109 a 450000500170000008200130001710000180003024500320004826000290008030000230010963000360013220251202164257.0  a020bBHA  aBlagden, John  aDo we really need Libraries  aClive Bingley Ltd.c1980  a162 p.b24 cm.cHB  aLibrary and Information science