http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Health and safety in-house and contract research in fiscal year 1984
Division of Health and Safety Technology.
by staff, Division of Health and Safety Technology.
Distributed to depository libraries in microfiche.
Information circular (United States. Bureau of Mines) ; 8956