Lua APA (7ú heag.)
Shafer, D., Hinton, G., Moran, T., Wade Drahos, J., Khabbazi, A., & Warren, K. (2001). Circuit. Dolmen Home Video.
Lua i Stíl Chicago (17ú heag.)
Shafer, Dirk, Gregory Hinton, Tony Moran, Jonathan Wade Drahos, Andre Khabbazi, agus Kiersten Warren. Circuit. [Campi Bisenzio]: Dolmen Home Video, 2001.
Lua MLA (9ú heag.)
Shafer, Dirk, et al. Circuit. Dolmen Home Video, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.