Originál: Masterwork Classics Duets, Level 2. Gurlitt. Gurlitt. Piano Solo sheet music. Beginning. Masterwork Classics Duets, Level 2.
Preklad: Majstrovské dielo Classics Duets, Level 2. Marec. Marec. Piano Solo noty. Začiatok. Majstrovské dielo Classics Duets, Level 2.