1. Agricultural Justice Project. (2007). New pilot label certifies social and environmental stewardship. Retrieved 8 August 2007 at http://www.cata-farmworkers.org/ajp/AJP_Press_Release_final.doc .
2. Allen, P. (2004). Together at the table: Sustainability and sustenance in the American Agrifood System. University Park: Pennsylvania State University Press.
3. Allen, P., FitSimmons, M., Goodman, M. K., & Warner, K. (2003). Shifting plates in the agrifood landscape: the tectonics of alternative agrifood initiatives in California. Journal of Rural Studies, 19(1), 61–75.
4. Barham, E. (2002). Towards a theory of values-based labeling. Agriculture and Human Values, 19(4), 349–260.
5. Barratt Brown, M. (1993). Fair trade: Reform and realities in the international trading system. London: Zed Books.