Oriģināls: Essential Repertoire for the Concert Choir - Artist Level. Composed by Bobbie Douglass, Brad White, Glenda Casey, and Jan Juneau.
Tulkojums: Essential Repertuārs par kora - Artist līmeņa. Sastādījis Bobbie Douglass, Brad White, Glenda Casey, un Jan Juneau. Bobbie Douglass.