Não informado. (1987). FID Directory. International Federation for Information and Documentation.
Style de citation Chicago (17e éd.)Não informado. FID Directory. The Hague, Holanda: International Federation for Information and Documentation, 1987.
Style de citation MLA (8e éd.)Não informado. FID Directory. International Federation for Information and Documentation, 1987.
Attention : ces citations peuvent ne pas être correctes à 100%.