Gualdo, Rosendo S. <br/><br/>
Logic:  the basics of correct reasoning/ 
Rosendo S. Gualdo 
 - Valenzuela City:  Mutya Publishing House,  c2000. 
 - 156 pages;   25 cm. 
<br/><br/> Includes bibliographical references 
<br/><br/><label>ISBN: </label>9718210040 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic. 
<br/><br/><label>Dewey Class. No.: </label>DFil 160  / G93