1. C James . 2002 . Global Status of Commercialized Transgenic Crops: 2002. ISAAA Brief Nr 27. Preview, http://www.isaaa.org.
2. J Thompson . 2003 . Chapter 3 in report on "Genetically Modified Foods for Human Health and Nutrition: The Scientific Basis for Benefit/Risk Assessment"; a monograph resulting from an ICSU-sponsored workshop in 2002 (in press).
3. I Goklany . 2001 . The Pros and Cons of Modern Farming. PERC Report. March 2001. Available from: http://www.perc.org/publications/percreports/march2001/agriculture.html.