Reports of preliminary examination and survey of Columbia and lower Willamette Rivers, below Portland, Oreg.
APA Citation
United States. Army. Corps of Engineers. (1911). Reports of preliminary examination and survey of Columbia and lower Willamette Rivers, below Portland, Oreg. Washington, D.C.: U.S. Govt. Print. Office.
MLA Citation
United States. Army. Corps of Engineers. Reports of Preliminary Examination And Survey of Columbia And Lower Willamette Rivers, Below Portland, Oreg. Washington, D.C.: U.S. Govt. Print. Office, 1911.
Warning: These citations may not always be complete (especially for serials).