APA (7th ed.) Citation

Barry, C. D. (1967). Libraries and machines today. The Library Association.

Chicago Style (17th ed.) Citation

Barry, C. D. Libraries and Machines Today. London: The Library Association, 1967.

MLA (9th ed.) Citation

Barry, C. D. Libraries and Machines Today. The Library Association, 1967.

Warning: These citations may not always be 100% accurate.