Wojcik, M. (2004). Like a voice crying in the wilderness: The correspondence of Wolf Lewkowicz. Polin.
Lua i Stíl Chicago (17ú heag.)Wojcik, Miroslaw. "Like a Voice Crying in the Wilderness: The Correspondence of Wolf Lewkowicz." Polin 2004.
Lua MLA (8ú heag.)Wojcik, Miroslaw. "Like a Voice Crying in the Wilderness: The Correspondence of Wolf Lewkowicz." Polin, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.