The ALA yearbook of library and information services '90 : background for the nineties / - Chicago : American Library Association, 1990 - 7 v. : ill. 28 cm. Includes index. ISBN: 838905412 LCCN: 85649533 Subjects--Topical Terms: Libraries;Information services;Bibliotheekwezen.;Informatievoorziening. LC Class. No.: Z673.A5;Q020.6/A / A14 Dewey Class. No.: 20.62273 / AWA 1990