Smith, R. B. OSHA releases ergonomics draft. Occupational health & safety.
Cita Chicago Style (17a ed.)Smith, R. Blake. "OSHA Releases Ergonomics Draft." Occupational Health & Safety .
Cita MLA (9a ed.)Smith, R. Blake. "OSHA Releases Ergonomics Draft." Occupational Health & Safety, .
Precaución: Estas citas no son 100% exactas.