APA (7th ed.) Citation

Kelby, S. (2014). Photoshop for lightroom users. New Riders.

Chicago Style (17th ed.) Citation

Kelby, Scott. Photoshop for Lightroom Users. [San Francisco?]: New Riders, 2014.

MLA (8th ed.) Citation

Kelby, Scott. Photoshop for Lightroom Users. New Riders, 2014.

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