APA (7th ed.) Citation

Washington Water Power Company. (1939). The Illuminator (Golden jubilee ed.). Washington Water Power Co..

Chicago Style (17th ed.) Citation

Washington Water Power Company. The Illuminator. Golden jubilee ed. Spokane, Wash.: Washington Water Power Co., 1939.

MLA (8th ed.) Citation

Washington Water Power Company. The Illuminator. Golden jubilee ed. Washington Water Power Co., 1939.

Warning: These citations may not always be 100% accurate.