Não informado. (2000). Technical note. U.S. Department of Commerce, National Bureau of Standards.
Chicagoスタイル(17版)引用形式Não informado. Technical Note. Washington: U.S. Department of Commerce, National Bureau of Standards, 2000.
MLA(8版)引用形式Não informado. Technical Note. U.S. Department of Commerce, National Bureau of Standards, 2000.
警告: この引用は必ずしも正確ではありません.