Hickey, D. (2006). Pia Fries: Scharz wild / with an essay by Dave Hickey. Bernard Jacobson Gallery.
Lua i Stíl Chicago (17ú heag.)Hickey, Dave. Pia Fries: Scharz Wild / with an Essay by Dave Hickey. London: Bernard Jacobson Gallery, 2006.
Lua MLA (8ú heag.)Hickey, Dave. Pia Fries: Scharz Wild / with an Essay by Dave Hickey. Bernard Jacobson Gallery, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.