APA (7th ed.) Citation

Ward, J. M., Griffiths, P. M., & Whitmore, P. (1990). Strategic planning for information systems. Wiley.

Chicago Style (17th ed.) Citation

Ward, John MInstM, P. M. Griffiths, and Paul Whitmore. Strategic Planning for Information Systems. Chichester, West Sussex, England, New York: Wiley, 1990.

MLA (9th ed.) Citation

Ward, John MInstM, et al. Strategic Planning for Information Systems. Wiley, 1990.