Spence, C. C. (1970). Mining engineers & the American West: The lace-boot brigade, 1849-1933. Yale University Press.
Chicago Style (17th ed.) CitationSpence, Clark C. Mining Engineers & the American West: The Lace-boot Brigade, 1849-1933. New Haven: Yale University Press, 1970.
MLA (8th ed.) CitationSpence, Clark C. Mining Engineers & the American West: The Lace-boot Brigade, 1849-1933. Yale University Press, 1970.
Warning: These citations may not always be 100% accurate.