Oorspronkelijk: Ola Gjeilo. Chorale. From Piano Improvisations. 2012. Sheet Music. Piano. PF. Ola Gjeilo.
Vertaling: Koor. Bladmuziek. Plan. Chorale is from Gjeilo 's album Piano Improvisations which is the follow-up to Ola Gjeilo’s 2007 debut, Stone Rose.