(1999). Handbook of occupational safety and healtheditor: Louis J.DiBerardinis. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Handbook of Occupational Safety and Healtheditor: Louis J.DiBerardinis. John Wiley & Sons, 1999.
Lua MLA (8ú heag.)Handbook of Occupational Safety and Healtheditor: Louis J.DiBerardinis. John Wiley & Sons, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.