Não informado. (1978). National food review. U.S. Department of Agriculture, National Economics Division.
Chicago-Zitierstil (17. Ausg.)Não informado. National Food Review. Washington: U.S. Department of Agriculture, National Economics Division, 1978.
MLA-Zitierstil (8. Ausg.)Não informado. National Food Review. U.S. Department of Agriculture, National Economics Division, 1978.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.