APA (7th ed.) Citation

Kelby Training, Inc, Kloskowski, M., & Kloskowski, M. (2010). Lightroom 3 beta power session (1st edition.). Kelby Training.

Chicago Style (17th ed.) Citation

Kelby Training, Inc, Matt Kloskowski, and Matt Kloskowski. Lightroom 3 Beta Power Session. 1st edition. [S.l.]: Kelby Training, 2010.

MLA (9th ed.) Citation

Kelby Training, Inc, et al. Lightroom 3 Beta Power Session. 1st edition. Kelby Training, 2010.