Watkins, Derek <br/><br/>
The focalguide to colour film processing / 
Derek Watkins 
 - 2nd ed. 
 - London  :  Focal Press,  1982 
 - 197 p.  :  ill.  ;  19 cm. 
<br/><br/><label>ISBN: </label>0240511263 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Color photography--Processing--Amateurs' manuals