Agreement between Northern Colorado Coal Producers' Association and United Mine Workers of America, District No. 15, 1937-04-01 to 1939-04-01
MLA
Ross, M. H.. "Agreement between Northern Colorado Coal Producers' Association and United Mine Workers of America, District No. 15, 1937-04-01 to 1939-04-01." Georgia State University. Special Collections. 1937/1939, http://digitalcollections.library.gsu.edu/cdm/ref/collection/mhross/id/79632.
APA
Ross, M. H. (1937/1939). Agreement between Northern Colorado Coal Producers' Association and United Mine Workers of America, District No. 15, 1937-04-01 to 1939-04-01. Retrieved from http://digitalcollections.library.gsu.edu/cdm/ref/collection/mhross/id/79632
Chicago
Ross, M. H.. "Agreement between Northern Colorado Coal Producers' Association and United Mine Workers of America, District No. 15, 1937-04-01 to 1939-04-01." 1937/1939. April 24, 2026. http://digitalcollections.library.gsu.edu/cdm/ref/collection/mhross/id/79632.
