APA

Barker, . (1959). The political thought of Plato and Aristotle. New York: Dover Publications.

Chicago

Barker, . 1959. The political thought of Plato and Aristotle. New York: Dover Publications.

Harvard

Barker, . (1959). The political thought of Plato and Aristotle. New York: Dover Publications.

MLA

Barker, . The political thought of Plato and Aristotle. New York: Dover Publications. 1959.