Coal miner and his sons in Ludlow, Colorado, circa 1910s
MLA
Denver Public Library. Western History Department. "Coal miner and his sons in Ludlow, Colorado, circa 1910s." Georgia State University. Special Collections. 1910/1919, http://digitalcollections.library.gsu.edu/cdm/ref/collection/mhross/id/102046.
APA
Denver Public Library. Western History Department (1910/1919). Coal miner and his sons in Ludlow, Colorado, circa 1910s. Retrieved from http://digitalcollections.library.gsu.edu/cdm/ref/collection/mhross/id/102046
Chicago
Denver Public Library. Western History Department. "Coal miner and his sons in Ludlow, Colorado, circa 1910s." 1910/1919. April 28, 2026. http://digitalcollections.library.gsu.edu/cdm/ref/collection/mhross/id/102046.
