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

Security guards as force multipliers von Mariano, Manuel Jr

Security operations management von McCrie, Robert D.

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

Security consulting von Sennewald, Charles A. 1931-

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

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

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

Effective security management von Sennewald, Charles A. 1931-

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