Police examination learning express :  NAPOLCOM preparation guide / 
Manwong, Rommel K.;  San Diego, Gilbert C. 
 - Quezon City :  Wiseman's Book Trading, Inc.,  2014. 
 - iv, 436 p.;  22.1cm. 
<br/><br/><label>ISBN: </label>9789719617228 
<br/><br/><label>Dewey Class. No.: </label>Fil 363.307 M319 2014