APA (7th ed.) Citation

Kelly, W. C., & Goddard, E. N. (1969). Telluride ores of Boulder County, Colorado.

Chicago Style (17th ed.) Citation

Kelly, William C., and Edwin N. Goddard. Telluride Ores of Boulder County, Colorado. Boulder, Colo, 1969.

MLA (9th ed.) Citation

Kelly, William C., and Edwin N. Goddard. Telluride Ores of Boulder County, Colorado. 1969.

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