(2011). Camera Austria-Preis 2011 an Heidrun Holzfeind. Camera Austria.
Chicagoスタイル(17版)引用形式"Camera Austria-Preis 2011 an Heidrun Holzfeind." Camera Austria 2011.
MLA(8版)引用形式"Camera Austria-Preis 2011 an Heidrun Holzfeind." Camera Austria, 2011.
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