De regno, ad regem Cypri (Latin: On kingship, to the king of Cyprus) is a political treatise by DominicanfriarThomas Aquinas written between 1265 and 1266. Dedicated to king Hugh II of Cyprus, the work was left unfinished due to the premature death of the ruler.[1]
^De Lima Júnior, José Urbano (2000). "O pensamento político de Tomás de Aquino no De Regno ad regem Cypri". Dissertatio (in Portuguese) (12). University of Pelotas: 49–64.