Lang, T., Barling, D., & Caraher, M. Food policy: Integrating health, environment and society (First edition.). New York.

Lang, Tim, David Barling, and Martin Caraher. Food Policy: Integrating Health, Environment and Society. First edition. Oxford: New York.

Lang, Tim, et al. Food Policy: Integrating Health, Environment and Society. First edition. New York.