McHale, J. The changing information environment - Paul Elek London 1976 - 117p - Education and Culture Global Aspects ITC Business and Management ISBN: 0-236-40052-5 Nat. Bib. No.: 3018 Nat. Bib. Agency Control No.: 02MCH Subjects--Topical Terms: Librarianship Universal Decimal Class. No.: 02 1