Não informado. (2002). Conservation. Getty Conservation Institute.
Chicagoスタイル(17版)引用形式Não informado. Conservation. Marina del Rey, Calif: Getty Conservation Institute, 2002.
MLA(8版)引用形式Não informado. Conservation. Getty Conservation Institute, 2002.
警告: この引用は必ずしも正確ではありません.