Michalko, Michael. <br/><br/>
Thinkertoys :  a handbook of creative-thinking techniques. 

 - 2nd ed. 
 - New York :  The Speed Press,  2006. 
 - xvii, 395 p.  23 cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>9781580087735 
<br/><br/><label>Dewey Class. No.: </label>410 MIC