Basson, A H <br/><br/>
Introduction to Symbolic Logic 

 - London  University Tutorial Press  1970 
 - 175p 
<br/><br/> includes index and biblioraphy 
<br/><br/><label>ISBN: </label>0723104565     100 
<br/><br/><label>Dewey Class. No.: </label>N14  / B295