Gaya APA

Berlin, D, E, H, Z. (1992). The Cambridge Companion to PLATO (edisi revisi). singapore: Printed in the United Kingdom by TJ Books Limited, Padstow Cornwall.

Gaya MLA

Berlin, David, Ebrey, Humboldt-Universität, Zu. "The Cambridge Companion to PLATO". edisi revisi singapore: Printed in the United Kingdom by TJ Books Limited, Padstow Cornwall, 1992. Art Original.