Não informado. (1952). Marketing Research Report. U.S. Department of Agriculture, Bureau of Agricultural Economics.
Style de citation Chicago (17e éd.)Não informado. Marketing Research Report. Washington: U.S. Department of Agriculture, Bureau of Agricultural Economics, 1952.
Style de citation MLA (8e éd.)Não informado. Marketing Research Report. U.S. Department of Agriculture, Bureau of Agricultural Economics, 1952.
Attention : ces citations peuvent ne pas être correctes à 100%.