Agapay, Ramon B. <br/><br/>
Logic : the essentials of deductive reasoning 

 - Manila  National Book Store  1991 
 - 214 p 
<br/><br/><label>ISBN: </label>9710848917 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic
<br/><br/><label>Dewey Class. No.: </label>Fil 160 Ag14l