Originál: The Shorter New Oxford Book of Carols. De Matin Ai Rescountra Lou Trin. Clifford Bartlett. Voice sheet music. A Cappella sheet music.
Preklad: Kratšie New Oxford Book of koledy. Berger, Shake Your spanku. Hlas noty. Cappella noty. Pokročilý. Andrew Parrott.
