Tree, S. (2004). Isaac Bashevis Singer.
Lua i Stíl Chicago (17ú heag.)Tree, Stephen. Isaac Bashevis Singer. München, 2004.
Lua MLA (8ú heag.)Tree, Stephen. Isaac Bashevis Singer. 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.