Copi, Irving M. <br/><br/>
Introduction to logic 
Irving M. Copi and Carl Cohen 
 - 13th ed. 
 - New Delhi  Prentice hall  2009 
 - xvii, 671p. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>978-81-317-2074-5  Rs.399 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic<br/>Philosophy
<br/><br/><label>Dewey Class. No.: </label>160  / COP