Citazione Stile APA (7a Edizione)
Unesco, United Nations Environment Programme, & Food and Agriculture Organization of the United Nations. (1979). Tropical grazing land ecosystems: A state-of-knowledge report. Unesco.
Citazione stile Chigago Style (17a edizione)
Unesco, United Nations Environment Programme, e Food and Agriculture Organization of the United Nations. Tropical Grazing Land Ecosystems: A State-of-knowledge Report. Paris: Unesco, 1979.
Citatione MLA (9a ed.)
Unesco, et al. Tropical Grazing Land Ecosystems: A State-of-knowledge Report. Unesco, 1979.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.