APA (7th ed.) Citation

Karney, J. (2011). Mastering exposure and the zone system for digital photographers. Course Technology.

Chicago Style (17th ed.) Citation

Karney, James. Mastering Exposure and the Zone System for Digital Photographers. Boston: Course Technology, 2011.

MLA (9th ed.) Citation

Karney, James. Mastering Exposure and the Zone System for Digital Photographers. Course Technology, 2011.

Warning: These citations may not always be 100% accurate.