Jean Craighead George. (1995). "Dear Rebecca, Winter Is Here". HarperColl.
Lua i Stíl Chicago (17ú heag.)Jean Craighead George. "Dear Rebecca, Winter Is Here". HarperColl, 1995.
Lua MLA (9ú heag.)Jean Craighead George. "Dear Rebecca, Winter Is Here". HarperColl, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.