Lienhard/John H  <br/><br/>
How invention begins 

 -  Oxford university press  2006 
 - 277 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Subjects--Topical Terms: </label><br/>General
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>invention
<br/><br/><label>Dewey Class. No.: </label>608/LIE  / LIE