Ragos, Rafel Z. <br/><br/>
In-service training of investigators at the National Bureau of Investigation in relation to work performance :   a basis for personnel development 
Rafel Z. Ragos 
 - Cavite  Emilio Aguinaldo College  2011 
 - xvi, 99p. 
<br/><br/>Master of Science 
<br/><br/><label>LC Class. No.: </label>CD-01282t