Scharbert, G. Freud and evolution: Gerhard Scharbert. Special issue: Darwin in culture.(2009).
Lua i Stíl Chicago (17ú heag.)Scharbert, Gerhard. "Freud and Evolution: Gerhard Scharbert." Special Issue: Darwin in Culture.(2009) .
Lua MLA (8ú heag.)Scharbert, Gerhard. "Freud and Evolution: Gerhard Scharbert." Special Issue: Darwin in Culture.(2009), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.