Παραπομπή APA

George Henry Lewes. (2014). History of philosophy: Ancient philosophy. Avon publications.

Παραπομπή Chicago Style

George Henry Lewes. History of Philosophy: Ancient Philosophy. New Delhi: Avon publications, 2014.

Παραπομπή MLA

George Henry Lewes. History of Philosophy: Ancient Philosophy. Avon publications, 2014.