Ludus tonalis
Subtitle: (1942) : studies in counterpoint, tonal organisation & piano playing
By: Paul Hindemith ; nach den verfügbaren Quellen herausgegeben bon Giselher Schubert ; Hinweise zur Interpretation und Fingersätze von Günter Ludwig
Contributors: Schubert, Giselher; Ludwig, Günter, fl. 1965-
Edition: Erste Aufl.
Series: Urtext Edition; Urtext Edition
Publisher: Wiener Urtext Edition
Published: 1989
Place of publication: Wien
Number of pages: 58
Subjects: Piano music; Canons, fugues, etc. (Piano)
Work titles: Ludus tonalis
Notes: Prelude, 12 fugues, 12 interludes, and postlude for piano.

Pref. and critical notes in English and German.