Kretzmann, Norman <br/><br/>
Elements of Formal Logic 

 - New York  Bobbs- Merrill  1965 
 - 243p 
<br/><br/> includes index and biblioraphy 
<br/><br/><label>ISBN: </label> 240 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic
<br/><br/><label>Dewey Class. No.: </label>N14  / K886