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

 - New Delhi  Prentice Hall Of India     1994 
 - xix,729p.  cm. 
<br/><br/><label>Standard No.: </label>43327 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>R1, N4