Copi, Irving M.; Cohen, Carl & McMahon, Kenneth <br/><br/>
Introduction to logic  

 - 14th ed  
 - Pearson, New Delhi  New Delhi  2014 
 - 640 
<br/><br/>
<br/><br/><br/>E 
<br/><br/><label>Universal Decimal Class. No.: </label>160 Cop