Ardales, Venancio B. <br/><br/>
Logic made easy. 
Venancio B. Ardales 
 - [Iloilo City :  Concerns, Inc.  c1996] 
 - 167 p. : ill. ;  21 cm 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>9718581073 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic
<br/><br/><label>LC Class. No.: </label>FIL BC 59  / .A73 
<br/><br/><label>Dewey Class. No.: </label>FIL 160  / Ar28