Worobiec, T., & Spence, R. (2005). Digital photo artist. Page One.
Lua i Stíl Chicago (17ú heag.)Worobiec, Tony, agus Ray Spence. Digital Photo Artist. Singapore: Page One, 2005.
Lua MLA (9ú heag.)Worobiec, Tony, agus Ray Spence. Digital Photo Artist. Page One, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.