Engel, P. (2009). Research in Book and Paper Conservation in Europe - a state of the Art -. Berger.
Chicagoスタイル(17版)引用形式Engel, Patricia. Research in Book and Paper Conservation in Europe - a State of the Art -. Horn/Wien: Berger, 2009.
MLA(8版)引用形式Engel, Patricia. Research in Book and Paper Conservation in Europe - a State of the Art -. Berger, 2009.
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