Duffy, Kathryn Ann P.
Duffy, Kathryn Ann P. 1995. The Jena Choirbooks: Music and Liturgy at the Castle Church in Wittenberg under Frederick the Wise, Elector of Saxony. University of Chicago, Ph.D. diss., 5 vols.
Duffy, Kathryn Ann P. 1995. The Jena Choirbooks: Music and Liturgy at the Castle Church in Wittenberg under Frederick the Wise, Elector of Saxony. University of Chicago, Ph.D. diss., 5 vols.