The letters of Pierre de Cros, chamberlain to Pope Gregory XI, 1371-1378 /
Pierre,de Cros,1322-1388.
Williman, Daniel.
Tempe, Ariz. : Arizona Center for Medieval and Renaissance Studies,
2009.
Accompanied by CD-ROM containing supplemental appendices, indices, and color illustrations.
Includes bibliographical references (p. 99-109) and index.
Minimum system requirements:  PC with a CD-ROM drive and web-browser.
Pierre, de Cros, 1322-1388
Gregory XI, Pope, 1329-1378.
Catholic Church