APA (7th ed.) Citation

Postel, S., & Mastny, L. (2005). Liquid assets: The critical need to safeguard freshwater ecosystems. Worldwatch Institute.

Chicago Style (17th ed.) Citation

Postel, Sandra, and Lisa Mastny. Liquid Assets: The Critical Need to Safeguard Freshwater Ecosystems. Washington, D.C.: Worldwatch Institute, 2005.

MLA (9th ed.) Citation

Postel, Sandra, and Lisa Mastny. Liquid Assets: The Critical Need to Safeguard Freshwater Ecosystems. Worldwatch Institute, 2005.