Young, R. A. (2005). Determining the economic value of water: Concepts and methods. Resources for the Future.
Chicago-referens (17:e uppl.)Young, Robert A. Determining the Economic Value of Water: Concepts and Methods. Washington, DC: Resources for the Future, 2005.
MLA-referens (8:e uppl.)Young, Robert A. Determining the Economic Value of Water: Concepts and Methods. Resources for the Future, 2005.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.