Maller, J. (1983). Health and safety for workers: A study of conditions of health and safety in the metal industry in the Vaal Traingle. Johannesburg: Development Studies Group (DSG).
Chicago-referens (17:e uppl.)Maller, Judy. Health and Safety for Workers: A Study of Conditions of Health and Safety in the Metal Industry in the Vaal Traingle. Johannesburg: Development Studies Group (DSG), 1983.
MLA-referens (8:e uppl.)Maller, Judy. Health and Safety for Workers: A Study of Conditions of Health and Safety in the Metal Industry in the Vaal Traingle. Johannesburg: Development Studies Group (DSG), 1983.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.