Não informado. (1925). Technical news bulletin of the National Bureau of Standards. U.S. Department of Commerce, National Bureau of Standards.
Čikaški stil citiranja (17. izdanje)Não informado. Technical News Bulletin of the National Bureau of Standards. Washington: U.S. Department of Commerce, National Bureau of Standards, 1925.
MLA način citiranja (8. izdanje)Não informado. Technical News Bulletin of the National Bureau of Standards. U.S. Department of Commerce, National Bureau of Standards, 1925.
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