![De Thematibus Et De Administrando Imperio [Spanish] 1023836904 Book Cover](https://i.thriftbooks.com/api/imagehandler/l/D31D933F3E8F89C13F2BA51F71CE79374977AB7C.jpeg)
De Thematibus et De Administrando Imperio is a historical text that delves into the administration and thematic organization of the Byzantine Empire. Authored by Constantine VII Porphyrogenitus, with contributions from Barthold Georg Niebuhr and Immanuel Bekker, this...