United States. Department of Agriculture. (1969). Food for us all. U.S. Govt. Print. Off.
Style de citation Chicago (17e éd.)United States. Department of Agriculture. Food for Us All. Washington: U.S. Govt. Print. Off, 1969.
Style de citation MLA (9e éd.)United States. Department of Agriculture. Food for Us All. U.S. Govt. Print. Off, 1969.
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