Copi, Irving M. <br/><br/>
Introduction to logic 

 - 9th ed. 
 - New Delhi  Prentice-Hall of India  1995 
 - xix, 729 p. 
<br/><br/><label>ISBN: </label>8120309421 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Philosophy
<br/><br/><label>Dewey Class. No.: </label>R