(2015). René Wirths: Arithmos.
Lua i Stíl Chicago (17ú heag.)René Wirths: Arithmos. Berlin, 2015.
Lua MLA (8ú heag.)René Wirths: Arithmos. 2015.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
(2015). René Wirths: Arithmos.
Lua i Stíl Chicago (17ú heag.)René Wirths: Arithmos. Berlin, 2015.
Lua MLA (8ú heag.)René Wirths: Arithmos. 2015.