Dyfyniad APA

Smedley, J., Dick, F., & Sadhra, S. S. (2013). Oxford handbook of occupational health (Second edition.). Oxford University Press.

Dyfyniad Arddull Chicago

Smedley, Julia, Finlay Dick, and Steven S. Sadhra. Oxford Handbook of Occupational Health. Second edition. Oxford: Oxford University Press, 2013.

Dyfyniad MLA

Smedley, Julia, et al. Oxford Handbook of Occupational Health. Second edition. Oxford University Press, 2013.

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