00948nam a2200205 i 4500000000208498CaOOAMICUS20111122000000.0111122s1961 it u000 u eng u187283SeMilitaUllmann, Walter,<1910-1983>.(OLS)http://semarc/name/26172Principles of Government and Politics in the Middle Ages /Walter Ullmann. Fellow of Trinity College, Cambridge Reader in Medieval Ecclesiastical History in the University of Cambridge.London :Methuen,copyr. 1961.320 p., [1] p. di tav. ;22 cm.Medioevo.(OLS)http://semarc/subject/974SeMilSeMil1Venegono13T II 73158952158952SeMilBibl2170060 1245Principles of Government and Politics in the Middle Ages(OLS)http://semarc/title/301510260London :Methuen(OLS)http://semarc/publisher/35166