Original: Thirty Small Chorale-Preludes, Op. 135a. Max Reger. composed by Max Reger. Ein fester Burg ist unser Gott. 1873-1916.
Oversettelse: Tretti Små Chorale-Preludes, Op. 135a. komponert av Max Reger. Tretti Lille Chorale Preludes. Organ Solo noter. For Organ. Preludes.