Dyfyniad APA

International Epidemiological Association & Last, J. M. (2001). A dictionary of epidemiology (4th ed.). Oxford University Press.

Dyfyniad Arddull Chicago

International Epidemiological Association and John M. Last. A Dictionary of Epidemiology. 4th ed. New York: Oxford University Press, 2001.

Dyfyniad MLA

International Epidemiological Association and John M. Last. A Dictionary of Epidemiology. 4th ed. Oxford University Press, 2001.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.