APA (7th ed.) Citation

Lewes, G. H. (1871). Geschichte der alten Philosophie. R. Oppenheim.

Chicago Style (17th ed.) Citation

Lewes, George Henry. Geschichte Der Alten Philosophie. Berlin: R. Oppenheim, 1871.

MLA (8th ed.) Citation

Lewes, George Henry. Geschichte Der Alten Philosophie. R. Oppenheim, 1871.

Warning: These citations may not always be 100% accurate.