APA (7th ed.) Citation

Smith, J. W. T., & Merali, Z. (1985). Optical character recognition: The technology and its application in information units and libraries. British Library.

Chicago Style (17th ed.) Citation

Smith, John W. T., and Zinat Merali. Optical Character Recognition: The Technology and Its Application in Information Units and Libraries. London: British Library, 1985.

MLA (8th ed.) Citation

Smith, John W. T., and Zinat Merali. Optical Character Recognition: The Technology and Its Application in Information Units and Libraries. British Library, 1985.