Não informado. (2008). International Preservation News. International Federation of Library Associations and Institutions Core Programme on Preservation and Conservation.
Citação do estilo Chicago (17ª ed.)Não informado. International Preservation News. Paris: International Federation of Library Associations and Institutions Core Programme on Preservation and Conservation, 2008.
Citação MLA (8ª ed.)Não informado. International Preservation News. International Federation of Library Associations and Institutions Core Programme on Preservation and Conservation, 2008.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.