Adams, W. M. (1996). Future nature: A vision for conservation. London: Earthscan.
Lua i Stíl Chicago (17ú heag.)Adams, William Mark. Future Nature: A Vision for Conservation. London: Earthscan, 1996.
Lua MLA (8ú heag.)Adams, William Mark. Future Nature: A Vision for Conservation. London: Earthscan, 1996.
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