Osborn, Alex F. <br/><br/>
Applied imagination :  principles and procedures of creative problem-solving / 
by Alex F. Osborn 
 - 3rd rev. ed. 
 - New York :  Scribner,  1963 
 - 417 p. ;  21 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Creative thinking