Cita APA

Brown, L. R. (2011). World on the edge: How to prevent environmental and economic collapse. London ; Washington, DC: Earthscan.

Citación estilo Chicago

Brown, Lester Russell. World On the Edge: How to Prevent Environmental and Economic Collapse. London ; Washington, DC: Earthscan, 2011.

Cita MLA

Brown, Lester Russell. World On the Edge: How to Prevent Environmental and Economic Collapse. London ; Washington, DC: Earthscan, 2011.