1. Altieri, Miguel A. 1987.Agroecology: The Scientific Basis of Alternative Agriculture. Boulder, Colorado: Westview Press.
2. Aristotle.Nichomachean Ethics.
3. Berry, Wendell. 1977. The unsettling of America. InThe Unsettling of America: Culture and Agriculture in America, edited by Wendell Berry, pp. 3–14. New York: Avon Books, in cooperation with Sierra Club Books.
4. Blatz, Charles V. 1972. Accountability and answerability.Journal for the Theory of Social Behaviour. 2: 101–120.
5. Blatz, Charles V. 1984a. Conflicts facing western agriculture (in manuscript).