Blackburn, B. C. (1952). Trees and shrubs in eastern North America: Keys to the wild and cultivated woody plants growing in the temperate regions, exclusive of conifers. Oxford University Press.
Chicago Style (17th ed.) CitationBlackburn, Benjamin Coleman. Trees and Shrubs in Eastern North America: Keys to the Wild and Cultivated Woody Plants Growing in the Temperate Regions, Exclusive of Conifers. New York: Oxford University Press, 1952.
MLA (8th ed.) CitationBlackburn, Benjamin Coleman. Trees and Shrubs in Eastern North America: Keys to the Wild and Cultivated Woody Plants Growing in the Temperate Regions, Exclusive of Conifers. Oxford University Press, 1952.
Warning: These citations may not always be 100% accurate.