Sanguineti, Juan Jose. <br/><br/>
Logic / 
Juan Jose Sanguineti. 
 - Manila :  SInag-Tala Publishers,  1992. 
 - 254p. ;  21 cm. 
<br/><br/> Includes bibliography. 
<br/><br/><label>ISBN: </label>9715540430 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic.<br/>Reasoning.