Safety and Health at Work. Occupational Safety and Health Research Institute (OSHRI).
Citazione stile Chigago Style (17a edizione)Safety and Health at Work. Seoul: Occupational Safety and Health Research Institute (OSHRI).
Citatione MLA (9a ed.)Safety and Health at Work. Occupational Safety and Health Research Institute (OSHRI).
Attenzione: Queste citazioni potrebbero non essere precise al 100%.