http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Industry series. Installation or erection of building equipment special trade contractors, N.E.C., industry 1796
Census of construction industries (1982)
Industry series, installation or erection of building equipment special trade contractors, N.E.C., industry 1796
Installation or erection of building equipment special trade contractors, N.E.C., industry 1796