Não informado. (1963). Occupational safety and health abstracts. International Occupational Safety and Health Information Centre.
Chicagoスタイル(17版)引用形式Não informado. Occupational Safety and Health Abstracts. Geneva, Suíça: International Occupational Safety and Health Information Centre, 1963.
MLA(8版)引用形式Não informado. Occupational Safety and Health Abstracts. International Occupational Safety and Health Information Centre, 1963.
警告: この引用は必ずしも正確ではありません.