APA-viite (7. p.)

Não informado. (1918). National Bureau of Standards Handbook. Government Printing Office.

Chicago-viite (17. p.)

Não informado. National Bureau of Standards Handbook. Washington: Government Printing Office, 1918.

MLA-viite (8. p.)

Não informado. National Bureau of Standards Handbook. Government Printing Office, 1918.

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