Yeck, John D.  x <br/><br/>
How to get profitable ideas  for creative problem solving 

 - x 
 - New York  McGraw - Hill Book company  1965 
 - 309 
<br/><br/>Includes 
<br/><br/><label>ISBN: </label>x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ideas Psychology 
<br/><br/><label>Dewey Class. No.: </label>RB153.2/Y37h