Klingle, M. W. (2007). Emerald city: An environmental history of Seattle. Yale University Press.
Lua i Stíl Chicago (17ú heag.)Klingle, Matthew W. Emerald City: An Environmental History of Seattle. New Haven: Yale University Press, 2007.
Lua MLA (9ú heag.)Klingle, Matthew W. Emerald City: An Environmental History of Seattle. Yale University Press, 2007.
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