Spasoff, R. A. (1999). Epidemiologic methods for health policy. Oxford University Press.
芝加哥风格引文Spasoff, Robert A. Epidemiologic Methods for Health Policy. New York: Oxford University Press, 1999.
MLA引文Spasoff, Robert A. Epidemiologic Methods for Health Policy. Oxford University Press, 1999.
警告：这些引文格式不一定是100％准确.