Petroski, Henry <br/><br/>
Invention by design : how engineers get from thought to thing / 
Henry, Petroski. 
 - Cambridge  Harvard University Press  2000 
 - viii, 242 p. 
<br/><br/> includes references and index 
<br/><br/><label>ISBN: </label>0674463684 
<br/><br/><label>Dewey Class. No.: </label>620.0042  / PET