Seattle Chamber of Commerce. (1926). General industrial analysis of Washington, Oregon, Idaho, Montana. Seattle Chamber of Commerce.
Chicago-viite (17. p.)Seattle Chamber of Commerce. General Industrial Analysis of Washington, Oregon, Idaho, Montana. [Seattle]: Seattle Chamber of Commerce, 1926.
MLA-viite (8. p.)Seattle Chamber of Commerce. General Industrial Analysis of Washington, Oregon, Idaho, Montana. Seattle Chamber of Commerce, 1926.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.