Copi, Irving M. <br/><br/>
Symbolic logic /    
[by] Irving M. Copi. 
 - 4th ed. 
 - New York :   Macmillan,   [1973]. 
 - xiii, 350 p. ;    24 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>LCCN: </label>72-084875 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic, Symbolic and mathematical.--------
<br/><br/><label>Dewey Class. No.: </label>511.3 COP