Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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