Library automation : experience, methodology, and technology of the library as an information system / Edward M. Heiliger, Paul B. Henderson, Jr. Heiliger, Edward Martin, Henderson, Paul B., Libraries Automation. Z678.9 .H43 021.0285 025.04 20 025.04 20 020 HEL Includes index. Bibliography: p. [255]-316. New York : McGraw-Hill, c1971. c1971. 1971 Text xii, 333 p. : eng McGraw-Hill series in library education