APA (7th ed.) Citation

Hussey, D. E., & Langham, M. J. (1979). Corporate planning: The human factor. Pergamon Press.

Chicago Style (17th ed.) Citation

Hussey, D. E., and M. J. Langham. Corporate Planning: The Human Factor. Oxford, New York: Pergamon Press, 1979.

MLA (9th ed.) Citation

Hussey, D. E., and M. J. Langham. Corporate Planning: The Human Factor. Pergamon Press, 1979.