OECH (Roger Von) <br/><br/>
A whack on the side of the head (How you can be more creative)    Textual Document 

 -  INDUS New Delhi,  1990 
 - XI, 196 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Dewey Class. No.: </label>658.409`3