International Geographical Union. Commission on Geographical Education. (1992). International research in geographical and environmental education. La Trobe University Press.
Chicago Style (17th ed.) CitationInternational Geographical Union. Commission on Geographical Education. International Research in Geographical and Environmental Education. Bundoora, Vic.: La Trobe University Press, 1992.
ציטוט MLAInternational Geographical Union. Commission on Geographical Education. International Research in Geographical and Environmental Education. La Trobe University Press, 1992.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.