O admirabile commercium creator generis 21.7a

Bibliography

Smijers, Albert (ed.) 1926-64. Werken van Josquin des Prez: Motetten.  Amsterdam. pp. (1), 24, 27, 29, 31, 33.

Lowinsky, Edward E. 1968. The Medici Codex of 1518, a choirbook of motets dedicated to Lorenzo de Medici, duke of Urbino. Monuments of Renaissance Music.  Chicago and London. pp. 28-47.