Boydell & Brewer Ltd Sivumäärä: 80 sivua Asu: Kovakantinen kirja Julkaisuvuosi: 1954, 01.01.1954 (lisätietoa) Kieli: Englanti
Editions (in Latin and translation) of papal letters expressing some principal of law, culled from collections of legally important documents which served the universities and the medieval church as law and text books.