APA (7th ed.) Citation

Hess, K. M., & Wrobleski, H. M. (1988). Introduction to private security (2. ed.). West Pub. Co.

Chicago Style (17th ed.) Citation

Hess, Kären M., and Henry M. Wrobleski. Introduction to Private Security. 2. ed. St. Paul [u.a.]: West Pub. Co, 1988.

MLA (8th ed.) Citation

Hess, Kären M., and Henry M. Wrobleski. Introduction to Private Security. 2. ed. West Pub. Co, 1988.