Aylward, F., & Jul, M. (1975). Protein and nutrition policy in low-income countries. C. Knight.
芝加哥风格引文Aylward, Francis, 与 Mogens Jul. Protein and Nutrition Policy in Low-income Countries. London: C. Knight, 1975.
MLA引文Aylward, Francis, 与 Mogens Jul. Protein and Nutrition Policy in Low-income Countries. C. Knight, 1975.
警告：这些引文格式不一定是100％准确.