Unnevehr, L., & Hirschhorn, N. (2000). Food safety issues in the developing world. The World Bank.
Cytowanie według stylu Chicago (wyd. 17)Unnevehr, Laurian, i Nancy Hirschhorn. Food Safety Issues in the Developing World. Washington, D.C.: The World Bank, 2000.
Cytowanie według stylu MLA (wyd. 9)Unnevehr, Laurian, i Nancy Hirschhorn. Food Safety Issues in the Developing World. The World Bank, 2000.