Henley, John Patrick. Computer-based library and information systems [by] J. P. Henley. - London, New York, Macdonald; American Elsevier, 1970. - [7], 84 p. illus. 23 cm. - Computer monographs, 12 . Bibliography: p. 76-80. ISBN: 0444197060(Elsevier) LCCN: 76101223 Nat. Bib. No.: B70-04984 Subjects--Topical Terms: Information technology.Libraries--Automation. LC Class. No.: Z699 / .H45 Dewey Class. No.: 025.04 / HEC 1970