Theory books, solfeggio
/ Edited by
Berke, Dietrich
(4 proizvodov)
Schubert-Jahrbuch 1997 (BVK1465)
Schubert-Jahrbuch 1998 (BVK1477)
Schubert-Jahrbuch 1999 (BVK1494)
Schubert-Jahrbuch 2000-2002 (BVK1761)