Não informado. (2022). Handbook, Bureau of Standards. Government Printing Office.
Chicago (17e ed.) BronvermeldingNão informado. Handbook, Bureau of Standards. Washington: Government Printing Office, 2022.
MLA (8e ed.) BronvermeldingNão informado. Handbook, Bureau of Standards. Government Printing Office, 2022.
Let op: Deze citaties zijn niet altijd 100% accuraat.