APA (7th ed.) Citation

Simmons, C., Belonax, T., & Earhart, K. (2006). Colour harmony logos. Rockport Publishers,Inc..

Chicago Style (17th ed.) Citation

Simmons, Christopher, Tim Belonax, and Kate Earhart. Colour Harmony Logos. Massachusetts: Rockport Publishers,Inc., 2006.

MLA (9th ed.) Citation

Simmons, Christopher, et al. Colour Harmony Logos. Rockport Publishers,Inc., 2006.

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