Não informado. IFLA communications. International Federation of Library Associations.
Chicagoスタイル(17版)引用形式Não informado. IFLA Communications. Copenhagen: International Federation of Library Associations.
MLA(8版)引用形式Não informado. IFLA Communications. International Federation of Library Associations.
警告: この引用は必ずしも正確ではありません.