Bibliography
- Christian Aid. Growing Pains: The Possibilities and Problems of Biofuels. Christian Aid, London, UK, 30 (2009).
- United Nations Environment Programme. Green Jobs: Towards Decent Work in a Sustainable, Low-Carbon World. Nairobi, Kenya, September 2008.
- Congressional Budget Office. The Impact of Ethanol Use on Food Prices and Greenhouse-Gas Emissions. Washington DC, USA, 6, April 2009.