Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (8a ed.)

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