Cita APA

Robbins, M. (2011). Crops and Carbon;Paying Farmers to Combat Climate Change (First.).

Citación estilo Chicago

Robbins, Mike. Crops and Carbon;Paying Farmers to Combat Climate Change. First. London, EarthScan, 2011.

Cita MLA

Robbins, Mike. Crops and Carbon;Paying Farmers to Combat Climate Change. First. 2011.