Copi, Irving M <br/><br/>
Symbolic logic / 
Copi, Irving M 
 - 5 ed. 
 -  Prentice-Hall of India Pvt. Ltd., New Delhi,  1979 
 - p. ;  22 cm. 
<br/><br/><label>ISBN: </label>9780828402514 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic
<br/><br/><label>Dewey Class. No.: </label>HIS 160 COP-S5