Private security services.

Security : an introduction by: Purpura, Philip P. (Language materials, printed)

Security and loss prevention : an introduction by: Purpura, Philip P. (Language materials, printed)

Introduction to Secutity by: Green, Gion; Fischer, Robert J. (Language materials, printed)

Introduction to security by: Fischer, Robert J.; Green, Gion; Halibozek, Edward (Language materials, printed)

Handbook of loss prevention and crime prevention by: Fennelly, Lawrence J. (1940-) (Electronic resources)

The politics of private security : regulation, reform and re-legitimation by: Palgrave Connect (Online service); White, Adam (1981-) (Electronic resources)

Security and loss prevention : an introduction by: Purpura, Philip P. (1950-) (Language materials, printed)