Não informado. (1978). National food review. U.S. Department of Agriculture, National Economics Division.
Čikaški stil citiranja (17. izdanje)Não informado. National Food Review. Washington: U.S. Department of Agriculture, National Economics Division, 1978.
MLA način citiranja (8. izdanje)Não informado. National Food Review. U.S. Department of Agriculture, National Economics Division, 1978.
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