Margetts, B. M., & Nelson, M. (1991). Design concepts in nutritional epidemiology. Oxford University Press.
芝加哥风格引文Margetts, Barrie M., 与 Michael Nelson. Design Concepts in Nutritional Epidemiology. Oxford, Eng.: Oxford University Press, 1991.
MLA引文Margetts, Barrie M., 与 Michael Nelson. Design Concepts in Nutritional Epidemiology. Oxford University Press, 1991.
警告：这些引文格式不一定是100％准确.