Police patrol operatoins and communications system / 
Florendo, Adelene Maghinay  
 - Quezon City :  Jobal Publishing House,  2015. 
 - ix,360p.: ill.; 22cm. 
<br/><br/>Includes annexes, bibliography, glossary, about the author 
<br/><br/><label>ISBN: </label>9789719617280 
<br/><br/><label>Dewey Class. No.: </label>Fil 363.2 F662 2015