Elementary logic/ 
Claro R. Ceniza 
 - Manila:  De la Salle University,  1994. 
 - 247 pages;  22 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>971555007X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic
<br/><br/><label>LC Class. No.: </label>Fil BC 108 .C333 1994