Introduction to logic /  
Irving M. Copi...[et al.]. 
 - 13th ed. 
 - Delhi :   Prentice-Hall,  c2010. 
 - xviii, 686 pages :   illustrations ;   24 cm.  
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9788131724231 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic--Textbooks.<br/>PHILOSOPHY --General.<br/>PHILOSOPHY-- Logic.
<br/><br/><label>Dewey Class. No.: </label>160 INT