(1972). 1965 employment injury cases: Closed as of 1968. DOL.
Chicago-referens (17:e uppl.)1965 Employment Injury Cases: Closed as of 1968. [Manila: DOL, 1972.
MLA-referens (9:e uppl.)1965 Employment Injury Cases: Closed as of 1968. DOL, 1972.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.