Campbell, M.J. Business information services:some aspects of structure organisation and problems - Clive Bingley London 1974 - 174 - Information services Buniness information services ISBN: 0 85157 174 3 = Campbell, M.J. Standard No.: M Standard Tech. Report. No.: LCCN: B Nat. Bib. No.: 1516 Nat. Bib. Agency Control No.: 025.5:65CAM Subjects--Topical Terms: Librarianship Universal Decimal Class. No.: 025.5:65