Maboloc, Christopher Rayn B., <br/><br/>
Elements of logic :  an integrative approach/ 
Christopher Ryan B. Maboloc 
 - Manila :  Rex Book Store,  2008. 
 - xi, 142 pages :  22 cm. 
<br/><br/> Includes Index. 
<br/><br/>Includes bibliographic references (page 136). 
<br/><br/><label>ISBN: </label>9789712351860 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic--Study and teaching.
<br/><br/><label>Dewey Class. No.: </label>160  / M115e