Copi, Irving M.. <br/><br/>
Introduction to logic /  
by Irving M. Copi and Carl Cohen. 
 - 10th ed. /  
 - Delhi :   Pearson Education(Singapore) Pte.ltd., Indian Branch ,   2001 
 - xx, 714p :  
<br/><br/><label>ISBN: </label>81-7808-486-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Philosophy- Logic
<br/><br/><label>Dewey Class. No.: </label>R1  / P1;6