The Flemish and German schools :
for 5 voices /
edited by Anthony G. Petti.
Petti, A. G. (1980). The Flemish and German schools: for 5 voices. London: Chester Music.
Petti, Anthony G. The Flemish And German Schools: for 5 Voices. London: Chester Music, 1980.
Warning: These citations may not always be complete (especially for serials).