Noter
Original
Mussorgsky, Modest (1839-1881). Mussorgsky - Ouevres completes (Russian Edition) No 6 Impromptu passione (First Version).
Oversettelse
Mussorgsky, Modest (1839-1881). Mussorgsky - Ouevres completes (Russian Edition) No 6 Impromptu passione (First Version).