Dyfyniad APA

Detels, R. (2011). Oxford textbook of public health (5th ed.). Oxford University Press.

Dyfyniad Arddull Chicago

Detels, Roger. Oxford Textbook of Public Health. 5th ed. Oxford ; New York: Oxford University Press, 2011.

Dyfyniad MLA

Detels, Roger. Oxford Textbook of Public Health. 5th ed. Oxford University Press, 2011.

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