00375nam a2200133 a 450000500170000008200160001710000150003310000190004824500590006726000390012630000230016563000360018863000170022420251202164250.0  a020.b3 ENC  aKent,Allen  aLancour,Herold  aEncyclopedia of Library and Information Science;vol.40  aNew YorkbMarcel Debber Inc.c1968  a402 p.c24 cm.bHB  aLibrary and information science  aencyclopedia