Kent, R., & Capra, D. (1998). A northern Christmas. Wesleyan University Press of New England.
Lua i Stíl Chicago (17ú heag.)Kent, Rockwell, agus Doug Capra. A Northern Christmas. Middletown, Conn.: Wesleyan University Press of New England, 1998.
Lua MLA (9ú heag.)Kent, Rockwell, agus Doug Capra. A Northern Christmas. Wesleyan University Press of New England, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.