Não informado. (1963). Occupational safety and health abstracts. International Occupational Safety and Health Information Centre.
Cita Chicago Style (17a ed.)Não informado. Occupational Safety and Health Abstracts. Geneva, Suíça: International Occupational Safety and Health Information Centre, 1963.
Cita MLA (8a ed.)Não informado. Occupational Safety and Health Abstracts. International Occupational Safety and Health Information Centre, 1963.
Precaución: Estas citas no son 100% exactas.