http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
U.S. Department of Labor. Division of Labor Standards
JOINT-safety-committees work -- A report of union participation.Joint safety committees at work. - (Washington 1943.)15 S.8° -- (U.S.Department of Labor.Division of Labor Standards.Bulletin.61.) -- 1959:1070 g. -- Hs°
U.S. Department of Labor. Division of Labor Standards. Bulletin 61