Margetts, B. M., & Nelson, M. (1991). Design concepts in nutritional epidemiology. Oxford University Press.
Chicago-čujuhus (17. p.)Margetts, Barrie M., juo Michael Nelson. Design Concepts in Nutritional Epidemiology. Oxford, Eng.: Oxford University Press, 1991.
MLA-čujuhus (9. p.)Margetts, Barrie M., juo Michael Nelson. Design Concepts in Nutritional Epidemiology. Oxford University Press, 1991.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.