APA (7th ed.) Citation

Post, R. S., Kingsbury, A. A., & Schachtsiek, D. A. (1991). Security administration: An introduction to the protective services (4. ed.). Butterworth-Heinemann.

Chicago Style (17th ed.) Citation

Post, Richard S., Arthur A. Kingsbury, and David A. Schachtsiek. Security Administration: An Introduction to the Protective Services. 4. ed. Boston [u.a.]: Butterworth-Heinemann, 1991.

MLA (9th ed.) Citation

Post, Richard S., et al. Security Administration: An Introduction to the Protective Services. 4. ed. Butterworth-Heinemann, 1991.