Forestry in the Pacific Northwest,
APA Citation
Winkenwerder, H., American Tree Association. (1928). Forestry in the Pacific Northwest. Washington, D.C.: American tree association.
MLA Citation
Winkenwerder, Hugo, 1878-, and American Tree Association. Forestry In the Pacific Northwest. Washington, D.C.: American tree association, 1928.
Warning: These citations may not always be complete (especially for serials).