Não informado. (2022). Handbook, Bureau of Standards. Government Printing Office.
Chicago-viite (17. p.)Não informado. Handbook, Bureau of Standards. Washington: Government Printing Office, 2022.
MLA-viite (8. p.)Não informado. Handbook, Bureau of Standards. Government Printing Office, 2022.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.