http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Health and working environment of non-ferrous metal mine workers
HEALTH working-environment -- Health and working environment of non- -- ferrous metal mine workers.By Waldemar -- C.Dreessen [u.a.] 1942. -- (Public Health Bulletin. 277.) -- 1957:2384. -- KB/U.