Citazione Stile APA (7a Edizione)

Brown, L. R. (2011). World on the edge: How to prevent environmental and economic collapse. W. W. Norton.

Citazione stile Chigago Style (17a edizione)

Brown, Lester R. World on the Edge: How to Prevent Environmental and Economic Collapse. New York ; London: W. W. Norton, 2011.

Citatione MLA (9a ed.)

Brown, Lester R. World on the Edge: How to Prevent Environmental and Economic Collapse. W. W. Norton, 2011.