Luther, M. (1948). Martin Luther's Christmas book. Augsburg.
Lua i Stíl Chicago (17ú heag.)Luther, Martin. Martin Luther's Christmas Book. Minneapolis: Augsburg, 1948.
Lua MLA (9ú heag.)Luther, Martin. Martin Luther's Christmas Book. Augsburg, 1948.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.