APA Style

al-Farabi, A, N., Walzer, R. (1985). Al-Farabi on the perfect state: Abu Nasr al-Farabi's mabadi' ara' ahl al-madina al-fadila . Oxford: The Clarendon Press.

MLA Style

al-Farabi, Abu, Nasr., Walzer, Richard. "Al-Farabi on the perfect state: Abu Nasr al-Farabi's mabadi' ara' ahl al-madina al-fadila". Oxford: The Clarendon Press, 1985. Text.