Lutosławski, W. (1993). Twenty Polish Christmas carols = Dwadzieści Kolęd: For unison voices and orchestra ; reduction for unison voices and piano (Special order edition.). Chester Music.
Chicago-Zitierstil (17. Ausg.)Lutosławski, Witold. Twenty Polish Christmas Carols = Dwadzieści Kolęd: For Unison Voices and Orchestra ; Reduction for Unison Voices and Piano. Special order edition. London, [England]: Chester Music, 1993.
MLA-Zitierstil (9. Ausg.)Lutosławski, Witold. Twenty Polish Christmas Carols = Dwadzieści Kolęd: For Unison Voices and Orchestra ; Reduction for Unison Voices and Piano. Special order edition. Chester Music, 1993.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.