Copi, Irving M  . <br/><br/>
Introduction to logic /  
by Irving M. Copi. 
 - 7th ed. /  
 - New York :   Macmillan Publishing Company ,   1986 
 - 617p ;  
<br/><br/><label>ISBN: </label>0-02-325020-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic
<br/><br/><label>Dewey Class. No.: </label>R1  / M6;1