APA (7th ed.) Citation

Ward, P. T., & Mellor, S. J. (1985). Structured development for real-time systems. Yourdon.

Chicago Style (17th ed.) Citation

Ward, Paul T., and Stephen J. Mellor. Structured Development for Real-time Systems. Englewood Cliffs, New Jersey: Yourdon, 1985.

MLA (9th ed.) Citation

Ward, Paul T., and Stephen J. Mellor. Structured Development for Real-time Systems. Yourdon, 1985.