Alter, N. M., & Koepnick, L. (2004). Sound matters: Essays on the acoustics of German culture / ed. by Nora M. Alter and Lutz Koepnick. Berghahn.

Alter, Nora M., and Lutz Koepnick. Sound Matters: Essays on the Acoustics of German Culture / Ed. by Nora M. Alter and Lutz Koepnick. New York [u.a.]: Berghahn, 2004.

Alter, Nora M., and Lutz Koepnick. Sound Matters: Essays on the Acoustics of German Culture / Ed. by Nora M. Alter and Lutz Koepnick. Berghahn, 2004.