Smedley Julia, Dick Finlay, & Sadhra Steven. (2007). OXFORD HANDBOOK OF OCCUPATIONAL HEALTH. Oxford University Press.
Cita Chicago (17th ed.)Smedley Julia, Dick Finlay, i Sadhra Steven. OXFORD HANDBOOK OF OCCUPATIONAL HEALTH. London: Oxford University Press, 2007.
Cita MLA (9th ed.)Smedley Julia, et al. OXFORD HANDBOOK OF OCCUPATIONAL HEALTH. Oxford University Press, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.