Houck, O. A. (2010). Taking back Eden: Eight environmental cases that changed the world. Island Press.
Chicago-referens (17:e uppl.)Houck, Oliver A. Taking Back Eden: Eight Environmental Cases That Changed the World. Washington, D.C.: Island Press, 2010.
MLA-referens (9:e uppl.)Houck, Oliver A. Taking Back Eden: Eight Environmental Cases That Changed the World. Island Press, 2010.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.