United States. Congress. Senate. Committee on Commerce & ProQuest (Firm). (1932). Preliminary examination and survey of Willamette River and tributaries, Oregon. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Commerce and ProQuest (Firm). Preliminary Examination and Survey of Willamette River and Tributaries, Oregon. Washington: [publisher not identified], 1932.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Commerce and ProQuest (Firm). Preliminary Examination and Survey of Willamette River and Tributaries, Oregon. [publisher not identified], 1932.
Warning: These citations may not always be 100% accurate.