International Geographical Union. Commission on Geographical Education. (1992). International research in geographical and environmental education. La Trobe University Press.
Citazione stile Chigago Style (17a edizione)International Geographical Union. Commission on Geographical Education. International Research in Geographical and Environmental Education. Bundoora, Vic.: La Trobe University Press, 1992.
Citatione MLA (9a ed.)International Geographical Union. Commission on Geographical Education. International Research in Geographical and Environmental Education. La Trobe University Press, 1992.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.