APA-viite (7. p.)

Aylward, F., & Jul, M. (1975). Protein and nutrition policy in low-income countries. C. Knight.

Chicago-viite (17. p.)

Aylward, Francis, ja Mogens Jul. Protein and Nutrition Policy in Low-income Countries. London: C. Knight, 1975.

MLA-viite (8. p.)

Aylward, Francis, ja Mogens Jul. Protein and Nutrition Policy in Low-income Countries. C. Knight, 1975.