New one-volume edition (Op. 10, 25 and Three New Etudes) Edited according to the sources and with fingerings by P. Badura-Skoda At the request of numerous customers, the Wiener Urtext Edition has brought together in a single volume the two-volume edition of Frédéric Chopin's Etudes (Etudes op. 10, Etudes op. 25 and Three New Etudes) edited by Paul Badura-Skoda. The edition is thus better adapted to teaching practice and easier to use.