Não informado. (1971). PAIS Foreign Language Index. Public Affairs Information Service.
Style de citation Chicago (17e éd.)Não informado. PAIS Foreign Language Index. New York: Public Affairs Information Service, 1971.
Style de citation MLA (8e éd.)Não informado. PAIS Foreign Language Index. Public Affairs Information Service, 1971.
Attention : ces citations peuvent ne pas être correctes à 100%.