Willis, Norman D. <br/><br/>
Amazing Logic Puzzles 

 - New York    Sterling publishing co.  1994 
 - 128 p.  Includes index 
<br/><br/><label>ISBN: </label>0-8069-0564-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>logic<br/>Puzzles
<br/><br/><label>Dewey Class. No.: </label>C 793.73 W66a