APA (7th ed.) Citation

Unesco & International Geographical Union. (1970). Ecology of the subarctic regions: Proceedings of the Helsinki symposium = Ecologie des regions subarctiques, actes du Collogue d' Helsinki. Unesco.

Chicago Style (17th ed.) Citation

Unesco and International Geographical Union. Ecology of the Subarctic Regions: Proceedings of the Helsinki Symposium = Ecologie Des Regions Subarctiques, Actes Du Collogue D' Helsinki. Paris: Unesco, 1970.

MLA (8th ed.) Citation

Unesco and International Geographical Union. Ecology of the Subarctic Regions: Proceedings of the Helsinki Symposium = Ecologie Des Regions Subarctiques, Actes Du Collogue D' Helsinki. Unesco, 1970.