Benford, G. (1985). Artifact. T. Doherty Associates.
Lua i Stíl Chicago (17ú heag.)Benford, Gregory. Artifact. New York, N.Y: T. Doherty Associates, 1985.
Lua MLA (9ú heag.)Benford, Gregory. Artifact. T. Doherty Associates, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.