Umali, Pepe Sm. <br/><br/>
Logic :   the art of living with reason / 
Pepe SM. Umali. 
 - Manila :  Mindshapers,  2007. 
 - 214 p.:   ill. 22.2 cm. 
<br/><br/> Includes bibliography 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>978-971-0445-12-7 
<br/><br/><label>LC Class. No.: </label>160 Um1