Nelson, S. P., & Nelson, T. W. (1997). Umbrella guide to exploring the Columbia-Snake River inland waterway. Epicenter Press.
Chicago Style (17th ed.) CitationNelson, Sharlene P., and Ted W. Nelson. Umbrella Guide to Exploring the Columbia-Snake River Inland Waterway. Kenmore, WA: Epicenter Press, 1997.
MLA (8th ed.) CitationNelson, Sharlene P., and Ted W. Nelson. Umbrella Guide to Exploring the Columbia-Snake River Inland Waterway. Epicenter Press, 1997.
Warning: These citations may not always be 100% accurate.