Lua APA (7ú heag.)
ebrary, Inc, Grüttemeier, R., Beekman, K., & Rebel, B. (2013). Neue Sachlichkeit and Avant-Garde. Rodopi.
Lua i Stíl Chicago (17ú heag.)
ebrary, Inc, Ralf Grüttemeier, Klaus Beekman, agus Ben Rebel. Neue Sachlichkeit and Avant-Garde. Amsterdam ; New York: Rodopi, 2013.
Lua MLA (9ú heag.)
ebrary, Inc, et al. Neue Sachlichkeit and Avant-Garde. Rodopi, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.