Maboloc, Christopher Ryan B. <br/><br/>
Elements of logic :  an integrative approach / 
Christopher Ryan B. Maboloc. 
 - rev. ed. 
 - Manila :  Rex Book Store,  c2012. 
 - ix, 169 p. : 22 cm. 
<br/><br/> Reference p. 165 Glossary : p. 155-164. 
<br/><br/><label>ISBN: </label>9789712362323 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic.