Lutosławski, W. (1977). Three children's songs for three equal voices (SSA). Chester Music.
Chicago-Zitierstil (17. Ausg.)Lutosławski, Witold. Three Children's Songs for Three Equal Voices (SSA). London: Chester Music, 1977.
MLA-Zitierstil (9. Ausg.)Lutosławski, Witold. Three Children's Songs for Three Equal Voices (SSA). Chester Music, 1977.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.