Não informado. Report of the Secretary General on the Activities of FID. International Federation for Documentation.
Citação do estilo Chicago (17ª ed.)Não informado. Report of the Secretary General on the Activities of FID. The Hague, Holanda: International Federation for Documentation.
Citação MLA (8ª ed.)Não informado. Report of the Secretary General on the Activities of FID. International Federation for Documentation.
警告：这些引文格式不一定是100％准确.