Wrede, S. (1988). The modern poster.
Lua i Stíl Chicago (17ú heag.)Wrede, Stuart. The Modern Poster. New York, 1988.
Lua MLA (8ú heag.)Wrede, Stuart. The Modern Poster. 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.