APA (7th ed.) Citation

Hess, K. M., & Wrobleski, H. M. (1996). Introduction to private security (4. ed.). West Pub. Co.

Chicago Style (17th ed.) Citation

Hess, Kären M., and Henry M. Wrobleski. Introduction to Private Security. 4. ed. Minneapolis [u.a.]: West Pub. Co, 1996.

MLA (8th ed.) Citation

Hess, Kären M., and Henry M. Wrobleski. Introduction to Private Security. 4. ed. West Pub. Co, 1996.