Original: Grieg & Mendelssohn. Lyric Pieces, Book IV - Valse-Impromptu, Op. 47, No. 1. Lyric Pieces, Book IV - Melody, Op. 47, No. 3.
Traducción: Grieg. Lyric Pieces, Livro IV - Valse-Impromptu, op. 47, No. 1. Lyric Pieces, Livro IV - Album Folha, op. 47, No. 2.
