Adams, W. M. (1996). Future nature: A vision for conservation. London: Earthscan.
Cita Chicago (17th ed.)Adams, William Mark. Future Nature: A Vision for Conservation. London: Earthscan, 1996.
Cita MLA (8th ed.)Adams, William Mark. Future Nature: A Vision for Conservation. London: Earthscan, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.