Cita APA (7a ed.)

BOYD, W. (1962). An introduction to the republic of Plato. George Allen and Unwin.

Cita Chicago Style (17a ed.)

BOYD, William. An Introduction to the Republic of Plato. London: George Allen and Unwin, 1962.

Cita MLA (9a ed.)

BOYD, William. An Introduction to the Republic of Plato. George Allen and Unwin, 1962.