United Nations Conference on Trade and Development. (2012). Commodities at a glance: Special issue on food security. United Nations.
Παραπομπή σε μορφή Chicago (17η εκδ.)United Nations Conference on Trade and Development. Commodities at a Glance: Special Issue on Food Security. New York: United Nations, 2012.
Παραπομπή σε μορφή MLA (9th εκδ.)United Nations Conference on Trade and Development. Commodities at a Glance: Special Issue on Food Security. United Nations, 2012.
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