Adams, W. (1997). Future nature: A vision for conservation. Earthscan Publications.
Citazione stile Chigago Style (17a edizione)Adams, W.M. Future Nature: A Vision for Conservation. London: Earthscan Publications, 1997.
Citatione MLA (9a ed.)Adams, W.M. Future Nature: A Vision for Conservation. Earthscan Publications, 1997.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.