Smith, R. B. OSHA, industry getting up to speed with focused inspection program. Occupational health & safety.
Chicago-referens (17:e uppl.)Smith, R. Blake. "OSHA, Industry Getting Up to Speed with Focused Inspection Program." Occupational Health & Safety .
MLA-referens (9:e uppl.)Smith, R. Blake. "OSHA, Industry Getting Up to Speed with Focused Inspection Program." Occupational Health & Safety, .
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.