Meer, Thelma Q.  <br/><br/>
Basics of logic /  
Thelma Q. Meer, Lou S. Hualda, Lamberto M. Bamba Jr.  
 - Bulacan :  Trinitas Publishing,   c2004. 
 - 163 p.  
<br/><br/>Includes bibliographical references (p. 161).  
<br/><br/>
<br/><br/><label>ISBN: </label>971-42-0431-3 
<br/><br/><label>Dewey Class. No.: </label>2004