Não informado. (1985). I'M: Information market. Commission of the European Communities.
Style de citation Chicago (17e éd.)Não informado. I'M: Information Market. Luxembourg: Commission of the European Communities, 1985.
Style de citation MLA (8e éd.)Não informado. I'M: Information Market. Commission of the European Communities, 1985.
Attention : ces citations peuvent ne pas être correctes à 100%.