APA (7th ed.) Citation

Cunningham, W. C., Strauchs, J. J., & VanMeter, C. W. (1991). Private security: Patterns and trends.

Chicago Style (17th ed.) Citation

Cunningham, William C., John J. Strauchs, and Clifford W. VanMeter. Private Security: Patterns and Trends. 1991.

MLA (9th ed.) Citation

Cunningham, William C., et al. Private Security: Patterns and Trends. 1991.