Não informado. (2000). Technical news from the National Bureau of Standards. U.S. Department of Commerce.
Chicago-Zitierstil (17. Ausg.)Não informado. Technical News from the National Bureau of Standards. Washington: U.S. Department of Commerce, 2000.
MLA-Zitierstil (8. Ausg.)Não informado. Technical News from the National Bureau of Standards. U.S. Department of Commerce, 2000.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.