Smith, R. B. Small business owners remain skeptical of OSHA's outreach. Occupational health & safety.
Citazione stile Chigago Style (17a edizione)Smith, R. Blake. "Small Business Owners Remain Skeptical of OSHA's Outreach." Occupational Health & Safety .
Citatione MLA (9a ed.)Smith, R. Blake. "Small Business Owners Remain Skeptical of OSHA's Outreach." Occupational Health & Safety, .
Attenzione: Queste citazioni potrebbero non essere precise al 100%.