Vogt, T. (2013). Necessarily Unique: The Drawing as the Multiplicand in the 1960s. The challenge of the object : 33rd Congress of the International Committee of the History of Art, Nuremberg, 15th - 20th July 2012 ; CIHA 2012, Nürnberg.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Vogt, Tobias. "Necessarily Unique: The Drawing as the Multiplicand in the 1960s." The Challenge of the Object : 33rd Congress of the International Committee of the History of Art, Nuremberg, 15th - 20th July 2012 ; CIHA 2012, Nürnberg 2013.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Vogt, Tobias. "Necessarily Unique: The Drawing as the Multiplicand in the 1960s." The Challenge of the Object : 33rd Congress of the International Committee of the History of Art, Nuremberg, 15th - 20th July 2012 ; CIHA 2012, Nürnberg, 2013.