Album of eight songs : (German and English words) /

For high voice with piano.

The harmonia : a collection of four-part songs, for male voices, with German and English words /

Parts for tenor I, tenor II, bass I, and bass II.

German life in town and country,

Mode of access: Internet.

German manual : a new method for acquiring a theoretical and practical knowledge of the German language /

Mode of access: Internet.