Lua APA (7ú heag.)

Hentschel, M., & Power, K. (1996). Sigmar Polke: An irreducible and multiform reality. Flash Art.

Lua i Stíl Chicago (17ú heag.)

Hentschel, Martin, agus Kevin Power. "Sigmar Polke: An Irreducible and Multiform Reality." Flash Art 1996.

Lua MLA (8ú heag.)

Hentschel, Martin, agus Kevin Power. "Sigmar Polke: An Irreducible and Multiform Reality." Flash Art, 1996.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.