Robbins, M. A. (2011). Crops and carbon: Aying farmers to combat climate change.
Chicago Style citaatRobbins, Mike; Author. Crops and Carbon: Aying Farmers to Combat Climate Change. New York, Earthscan, 2011.
MLA citatieRobbins, Mike; Author. Crops and Carbon: Aying Farmers to Combat Climate Change. 2011.
Let op: Deze citaties zijn niet altijd 100% accuraat.