Fridthjof, J. (1962). Encouraging the use of protein - rich foods. Food andAgriculture Organization of the United Nat.
Chicago Style aipamenaFridthjof, John. Encouraging the Use of Protein - Rich Foods. Rome: Food andAgriculture Organization of the United Nat, 1962.
MLA aipamenaFridthjof, John. Encouraging the Use of Protein - Rich Foods. Food andAgriculture Organization of the United Nat, 1962.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.