APA (7th ed.) Citation

Karlenzig, W., & Marquardt, F. (2007). How green is your city?: The SustainLane US city rankings. New Society Publishers.

Chicago Style (17th ed.) Citation

Karlenzig, Warren, and Frank Marquardt. How Green Is Your City?: The SustainLane US City Rankings. Gabriola Island, B.C.: New Society Publishers, 2007.

MLA (9th ed.) Citation

Karlenzig, Warren, and Frank Marquardt. How Green Is Your City?: The SustainLane US City Rankings. New Society Publishers, 2007.

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