Cita APA (7a ed.)

Allen, R. E. (1965). Studies in Plato's metaphysics. Routledge & Kegan [etc.].

Cita Chicago Style (17a ed.)

Allen, R. E. Studies in Plato's Metaphysics. London [etc.]: Routledge & Kegan [etc.], 1965.

Cita MLA (9a ed.)

Allen, R. E. Studies in Plato's Metaphysics. Routledge & Kegan [etc.], 1965.