Ammann, J. (2010). Beuys: Energieplan : Zeichnungen aus dem Museum Schloss Moyland = Energy plan : drawings from the Museum Schloss Moyland.
Citazione stile Chigago Style (17a edizione)Ammann, Jean-Christophe. Beuys: Energieplan : Zeichnungen Aus Dem Museum Schloss Moyland = Energy Plan : Drawings from the Museum Schloss Moyland. Bedburg-Hau, 2010.
Citatione MLA (8a ed.)Ammann, Jean-Christophe. Beuys: Energieplan : Zeichnungen Aus Dem Museum Schloss Moyland = Energy Plan : Drawings from the Museum Schloss Moyland. 2010.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.