Callahan. Barbara Stanwyck. University Press of Mississippi.
Lua i Stíl Chicago (17ú heag.)Callahan. Barbara Stanwyck. University Press of Mississippi.
Lua MLA (9ú heag.)Callahan. Barbara Stanwyck. University Press of Mississippi.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.