APA (7th ed.) Citation

Nierenberg, D., & Starke, L. (2006). State of the world: The challenge of global sustainability 2006 (23rd editiion.). London: Earthscan.

Chicago Style (17th ed.) Citation

Nierenberg, Danielle, and Linda Starke. State of the World: The Challenge of Global Sustainability 2006. 23rd editiion. London: Earthscan, 2006.

MLA (8th ed.) Citation

Nierenberg, Danielle, and Linda Starke. State of the World: The Challenge of Global Sustainability 2006. 23rd editiion. London: Earthscan, 2006.

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