Translated from the Greek.
Aristotle's The constitution of Athens.
The constitution of the Athenians, ascribed to Xenophon the Orator.
Xenophon's The politeia of the Spartans.
The Boeotian constitution, from the Oxyrhynchus historian.
Aristotle and Xenophon on democracy and oligarchy. ISBN 9780520266056. Published by University of California Press in 2010. Publication and catalogue information, links to buy online and reader comments.