General orders for security personnel a guide to maintaining discipline and professionalism di Valenzuela, Melvyn C.C

Security guards as force multipliers di Mariano, Manuel Jr

Security operations management di McCrie, Robert D.

The art and science of security practical security applications for team leaders and managers di Supan, Joel Jesus M.

Security consulting di Sennewald, Charles A. 1931-

Introduction to security operations and management di Ortmeier, P. J.

Private security and the law di Nemeth, Charles P. 1951-

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The art and science of security practical security applications for team leaders and managers di Supan, Joel Jesus M.

Effective security management di Sennewald, Charles A. 1931-

Mga guwardiya ng Bolinao, patuloy na nananawagan di Castillo, Abigail C.