Hurley, Patrick J <br/><br/>
A concise introduction to logic 

 - 8 
 - Australia  Wadsworth / Thomson Learning  2003 
 - x, 662p.  
<br/><br/> CDBK2071. Includes index. 
<br/><br/><label>ISBN: </label>534584829 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic<br/>Mathematical logic<br/>Symbolic logic