Peckley , Miller F. <br/><br/>
Security officers and guards manual  :   (In relation to R.A 5487 as amended ) with special topic on school security management / 
Miller F. Peckley , Tomy C. Fontanos . 
 - Quezon City :  Wiseman Books Trading Inc.,  2012. 
 - ii- 242p. ;  22 cm. 
<br/><br/> include references. 
<br/><br/><label>ISBN: </label>9789710588404