Não informado. (1919). Electrical Power Engineer. Electrical Power Engineers Association.
Style de citation Chicago (17e éd.)Não informado. Electrical Power Engineer. Chertsey, Inglaterra: Electrical Power Engineers Association, 1919.
Style de citation MLA (8e éd.)Não informado. Electrical Power Engineer. Electrical Power Engineers Association, 1919.
Attention : ces citations peuvent ne pas être correctes à 100%.