Unesco. Programme on Man and the Biosphere & Douglas, G. W. (1981). The Rare vascular plants of the Yukon. National Museums of Canada.
Chicago Style (17th ed.) CitationUnesco. Programme on Man and the Biosphere and George W. Douglas. The Rare Vascular Plants of the Yukon. Ottawa: National Museums of Canada, 1981.
MLA (9th ed.) CitationUnesco. Programme on Man and the Biosphere and George W. Douglas. The Rare Vascular Plants of the Yukon. National Museums of Canada, 1981.
Warning: These citations may not always be 100% accurate.