On the Government of Rulers, De Regimine Principum, University of Pennsylvania Press, Inc., Ptolemy of Lucca, Thomas Aquinas,Political structures / systems: autocracy, totalitarianism and dictatorship,Political structure and processes, ,, The Middle Ages Series, United States, en-UShttps://www.pennpress.org, [BLURB],[CITY],,books, ebooks, biblet, Book2look