Malitao, Arnel L. <br/><br/>
Essential logic/ 
Arnel L. Malitao. 
 - Mandaluyong City:  National Book Store,  c2003. 
 - xvi, 266 pages:  illustrations;  23 cm. 
<br/><br/> Includes bibliographical references. 
<br/><br/><label>ISBN: </label>971-086-383-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic
<br/><br/><label>Dewey Class. No.: </label>DFil 160  / M29e