Carneiro, I., & Howard, N. (2011). Introduction to epidemiology (2nd ed.). Open University Press.
Chicago Style (17th ed.) ZitazioaCarneiro, Ilona, eta Natasha Howard. Introduction to Epidemiology. 2nd ed. Maidenhead, England: Open University Press, 2011.
MLA (9th ed.) ZitazioaCarneiro, Ilona, eta Natasha Howard. Introduction to Epidemiology. 2nd ed. Open University Press, 2011.
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