Opportunity 2000 : understanding and serving users in an electronic library  : 15th International Essen Symposium, 12 October-15 October 1992 to commemorate the 20th anniversary of the Essen University Library : Festschrift in honour of Herbert S. White /
International Essen Symposium(15th :1992)
White, Herbert S.
Helal, A. H.(Ahmed H.)
Weiss, J. W.(Joachim W.)
Universitätsbibliothek Essen.
Essen : Universitätsbibliothek Essen,
1993.
Includes bibliographical references.
Libraries
Library science
Information technology