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

Security guards as force multipliers by Mariano, Manuel Jr

Security operations management by McCrie, Robert D.

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

Security consulting by Sennewald, Charles A. 1931-

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

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

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

Effective security management by Sennewald, Charles A. 1931-

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