Não informado. (2000). Technical note. U.S. Department of Commerce, National Bureau of Standards.
Style de citation Chicago (17e éd.)Não informado. Technical Note. Washington: U.S. Department of Commerce, National Bureau of Standards, 2000.
Style de citation MLA (8e éd.)Não informado. Technical Note. U.S. Department of Commerce, National Bureau of Standards, 2000.
Attention : ces citations peuvent ne pas être correctes à 100%.