source:Source: https://www.cambridge.org/core/services/aop-cambridge-core/content/view/EAE10210370CF87DBBEDB58CC17BC6EC/S0035869X0013919Xa.pdf/al-farabi-on-the-perfect-state-abu-nar-al-farabis-mabadi-ara-ahl-al-madina-al-faila-a-revised-text-with-introduction-translation-and-commentary-by-richard-walzer-pp-viii-569-oxford-clarendon-press-198.pdf
