Johnson, Chris,  1948- <br/><br/>
The practical zone system  for film and digital photography /  [[Book] :] 
Chris Johnson. 
 - 5th ed. 
 - Amsterdam ;  Boston :  Elsevier/Focal Press,  c2012. 
 - xviii, 355 p. :  ill. (some col.) ;  26 cm. 
<br/><br/>Includes bibliographical references (p. [329]-330) and index. 
<br/><br/><label>ISBN: </label>9780240817026 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zone system (Photography).
<br/><br/><label>Dewey Class. No.: </label>771 
<br/><br/><label>National Library of Medicine Call No.: </label> / J P