Choral Choir (SSAA) - Level 3 - Digital Download SKU: A0.925031 Composed by Anton Bruckner. Arranged by Gabriel Sung. A Cappella,Romantic Period. Octavo. 5 pages. Gabriel Bachmanov #4279337. Published by Gabriel Bachmanov (A0.925031). Originally written for TTBB male chorus with organ, Trosterin Musik is known for its agility and power that comes with the music. Now, the arrangement for SSAA a cappella female choruses are now available! .