Rudolf Steiner and Contemporary Art / - Assmann, Aleida; Boehm, Gottfried; Breidbach, Olaf; Brock, Bazon; Brüderlin, Markus; Gotz, Werner; Groos, Ulrike; Kugler, Walter; Loers, Veit; Meyer-Dohm, Peter; Müller-Pietralla, Wolfgang; Schily, Konrad; et al. (Kunstmuseum Wolfsburg, 2010)