Schaefer, J. P. 1. (1990). How to use the zone system for fine B & W photography. Chislehurst: Morgan.
Chicago Style CitationSchaefer, John Paul 1934-. How to Use the Zone System for Fine B & W Photography. Chislehurst: Morgan, 1990.
MLA CitationSchaefer, John Paul 1934-. How to Use the Zone System for Fine B & W Photography. Chislehurst: Morgan, 1990.
Warning: These citations may not always be 100% accurate.