Não informado. (2018). Professional Papers of the Signal Service. Chief Signal Officer.
Style de citation Chicago (17e éd.)Não informado. Professional Papers of the Signal Service. Washington: Chief Signal Officer, 2018.
Style de citation MLA (8e éd.)Não informado. Professional Papers of the Signal Service. Chief Signal Officer, 2018.
Attention : ces citations peuvent ne pas être correctes à 100%.