Stiver, James L. <br/><br/>
An introduction to logic. 

 - 4th  ed. 
 - North Carolina :  Contemporary Publishing Company,  1987. 
 - xi, 202  p. ;    cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>0-89945-120-9 :  $ 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic.