Rujukan Makanan_organik

  1. ↑ "Organic Food Standards and Labels: The Facts". National Organic Program. Dicapai 2006-06-06. 
  2. ↑ "Family Farms". Local Harvest. Dicapai 2006-06-06. 
  3. ↑ Labeling: Preamble
  4. ↑ Stolze, M.; Piorr, A.; Häring, A.M. and Dabbert, S. (2000) Environmental impacts of organic farming in Europe. Organic Farming in Europe: Economics and Policy Vol. 6. Universität Hohenheim, Stuttgart-Hohenheim.
  5. ↑ Hansen, Birgitte (2001). "Approaches to assess the environmental impact of organic farming with particular regard to Denmark". Agriculture, Ecosystems & Environment. 83: 11–26. doi:doi:10.1016/S0167-8809(00)00257-7 Check |doi= value (bantuan).  Parameter |coauthors= tidak diketahui diabaikan (guna |author=) (bantuan); Parameter |month= tidak diketahui diabaikan (bantuan)
  6. ↑ Bob Goldberg. "The Hypocrisy of Organic Farmers". Dicapai 2007-10-10.  Parameter |site= tidak diketahui diabaikan (bantuan)
  7. ↑ Andrew Leonard. "Save the rain forest -- boycott organic?". How The World Works. Dicapai 2007-10-10.