Cobb, H. S. (1988). Prospecting our past: Gold, silver, and Tungsten mills of Boulder County. Book Lode.
Chicago Style (17th ed.) CitationCobb, Harrison S. Prospecting Our Past: Gold, Silver, and Tungsten Mills of Boulder County. Boulder, Colo.: Book Lode, 1988.
MLA (9th ed.) CitationCobb, Harrison S. Prospecting Our Past: Gold, Silver, and Tungsten Mills of Boulder County. Book Lode, 1988.
Warning: These citations may not always be 100% accurate.