Collingwood, G. H., & Brush, W. D. (1947). Knowing your trees: With 806 illus. showing typical trees and their leaves, bark, flowers, and fruits. American Forestry Assn..
Chicago Style (17th ed.) CitationCollingwood, G. H., and Warren David Brush. Knowing Your Trees: With 806 Illus. Showing Typical Trees and Their Leaves, Bark, Flowers, and Fruits. Washington: American Forestry Assn., 1947.
MLA (9th ed.) CitationCollingwood, G. H., and Warren David Brush. Knowing Your Trees: With 806 Illus. Showing Typical Trees and Their Leaves, Bark, Flowers, and Fruits. American Forestry Assn., 1947.
Warning: These citations may not always be 100% accurate.