Checkoway, H., Pearce, N., & Crawford-Brown, D. J. (1989). Research methods in occupational epidemiology. Oxford University Press.
Chicago Style (17. basım) AtıfCheckoway, Harvey, Neil Pearce, ve Douglas J. Crawford-Brown. Research Methods in Occupational Epidemiology. New York: Oxford University Press, 1989.
MLA (9th ed.) AtıfCheckoway, Harvey, et al. Research Methods in Occupational Epidemiology. Oxford University Press, 1989.
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