Gemar-Koeltzsch, E., & Heibel, Y. F. (1998). German marks: Postwar drawings and prints donated to the Busch-Reisinger Museum through the German Art Dealers Association.
Chicagoスタイル(17版)引用形式Gemar-Koeltzsch, Erika, , Yule F. Heibel. German Marks: Postwar Drawings and Prints Donated to the Busch-Reisinger Museum Through the German Art Dealers Association. Cambridge, Massachusetts, 1998.
MLA(8版)引用形式Gemar-Koeltzsch, Erika, , Yule F. Heibel. German Marks: Postwar Drawings and Prints Donated to the Busch-Reisinger Museum Through the German Art Dealers Association. 1998.
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