Angle, J. (2013). Occupational safety and health in the emergency services (3rd ed.). Cengage Learning.
Chicago-referens (17:e uppl.)Angle, James. Occupational Safety and Health in the Emergency Services. 3rd ed. Australia: Cengage Learning, 2013.
MLA-referens (9:e uppl.)Angle, James. Occupational Safety and Health in the Emergency Services. 3rd ed. Cengage Learning, 2013.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.