McIntyre B.D. (ed.), Herren H.R. (ed.), Wakhungu J. (ed.), Watson R.T. (ed.), IAASTD (Washington, États-Unis). (2009). Agriculture at a crossroads. Synthesis report : a synthesis of the Global and Sub-Global IAASTD reports. Washington (Etats-Unis) : Island Press. 95 p. (Agriculture at a Crossroads).
http://wedocs.unep.org/handle/20.500.11822/7862
http://wedocs.unep.org/handle/20.500.11822/7862