Não informado. (2021). Yearbook of the Carnegie Institution of Washington. Carnegie Institution of Washington.
Chicago-referens (17:e uppl.)Não informado. Yearbook of the Carnegie Institution of Washington. Washington: Carnegie Institution of Washington, 2021.
MLA-referens (8:e uppl.)Não informado. Yearbook of the Carnegie Institution of Washington. Carnegie Institution of Washington, 2021.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.