Miners' safety and health almanac for 1919-
APA Citation
Williams, R. Chester., United States. Public Health Service., United States. Bureau of Mines. (1918). Miners' safety and health almanac for 1919-. Washington: Govt. print off..
MLA Citation
Williams, Ralph Chester, 1888-, United States. Public Health Service, and United States. Bureau of Mines. Miners' Safety And Health Almanac for 1919-. Washington: Govt. print off., 1918.
Warning: These citations may not always be complete (especially for serials).