Original: Responsoria pro Hebdomada Sancta. ISBN M-007-09144-6. Eram quasi agnus innocens, MH 2767 - Dorisch. Michael Haydn. 1737-1806.
Translation: Responsoria pro Hebdomada Sancta composed by Michael Haydn. Edited by Armin Kircher. This edition. Paperbound. Stuttgart Urtext Edition.