Petzold, Paul <br/><br/>
The focalguide to low light photography / 
by Paul Petzold 
 - London  :  Focal Press,  1976 
 - 227 p.  :  ill.  ;  19 cm. 
 - The Focal photoguides .
<br/><br/><label>ISBN: </label>0240509226 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Photography--Amateurs' manuals