Jirasek, I. (2001). Warren Langley: Still the enfant terrible. Neues Glas.
Lua i Stíl Chicago (17ú heag.)Jirasek, Ivana. "Warren Langley: Still the Enfant Terrible." Neues Glas 2001.
Lua MLA (8ú heag.)Jirasek, Ivana. "Warren Langley: Still the Enfant Terrible." Neues Glas, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.