Clifford, H. (1993). 20th century silver: Curated by Helen Clifford. Crafts Council.
Chicagoスタイル(17版)引用形式Clifford, Helen. 20th Century Silver: Curated by Helen Clifford. [London]: Crafts Council, 1993.
MLA(8版)引用形式Clifford, Helen. 20th Century Silver: Curated by Helen Clifford. Crafts Council, 1993.
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