Não informado. (2018). Progressus: Engineering progress. Handelsblatt GmbH.
Style de citation Chicago (17e éd.)Não informado. Progressus: Engineering Progress. Dusseldorf, Alemanha: Handelsblatt GmbH, 2018.
Style de citation MLA (8e éd.)Não informado. Progressus: Engineering Progress. Handelsblatt GmbH, 2018.
Attention : ces citations peuvent ne pas être correctes à 100%.