Copi, Irving M. <br/><br/>
Symbolic logic / 
Irving M. Copi. 
 - 3rd ed. 
 - New York :  Macmillan,  c 1968. 
 - xvi, 400 p. ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/>310  310 
<br/><br/><label>Subjects--Topical Terms: </label><br/>General principles of mathematics.<br/>Mathematics.<br/>Symbolic logic.
<br/><br/><label>Dewey Class. No.: </label>511.3 / C791s