Petzold, Paul <br/><br/>
The Focal guide to lighting 
Paul Petzold. 
 - London  Focal Press  1979 
 - 261p., col and BandW Photo; 19cm. 
<br/><br/> Include index. 
<br/><br/><label>ISBN: </label>0240509625. 
<br/><br/><label>Dewey Class. No.: </label>778.7,  / P46F