Sommer, B. (2001). Transformer. ARCH+.
Lua i Stíl Chicago (17ú heag.)Sommer, Bernhard. "Transformer." ARCH+ 2001.
Lua MLA (8ú heag.)Sommer, Bernhard. "Transformer." ARCH+, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.