Unnevehr, L., & Hirschhorn, N. (2000). Food safety issues in the developing world. The World Bank.
Chicago-referens (17:e uppl.)Unnevehr, Laurian, och Nancy Hirschhorn. Food Safety Issues in the Developing World. Washington, D.C.: The World Bank, 2000.
MLA-referens (9:e uppl.)Unnevehr, Laurian, och Nancy Hirschhorn. Food Safety Issues in the Developing World. The World Bank, 2000.