Osbahr, K. (2008). Peter Granser: Signs. Hatje Cantz Verlag.
Lua i Stíl Chicago (17ú heag.)Osbahr, Karin. Peter Granser: Signs. Ostfildern: Hatje Cantz Verlag, 2008.
Lua MLA (8ú heag.)Osbahr, Karin. Peter Granser: Signs. Hatje Cantz Verlag, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.