Roig, J. (2005). Expo Zaragoza 2008. Topos.
Lua i Stíl Chicago (17ú heag.)Roig, Joan. "Expo Zaragoza 2008." Topos 2005.
Lua MLA (8ú heag.)Roig, Joan. "Expo Zaragoza 2008." Topos, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.