Power presses :
a comparison of state safety codes with ASA code B11.1-1948.
APA Citation
United States. Bureau of Labor Standards. (1951). Power presses: a comparison of state safety codes with ASA code B11.1-1948. [Washington, D.C.]: United States Department of Labor, Bureau of Labor Standards.
MLA Citation
United States. Bureau of Labor Standards. Power Presses: a Comparison of State Safety Codes With ASA Code B11.1-1948. [Washington, D.C.]: United States Department of Labor, Bureau of Labor Standards, 1951.
Warning: These citations may not always be complete (especially for serials).