APA (7th ed.) Citation

Klein, R. (1979). Marc Aurel. Wege der Forschung.

Chicago Style (17th ed.) Citation

Klein, Richard. "Marc Aurel." Wege Der Forschung 1979.

MLA (9th ed.) Citation

Klein, Richard. "Marc Aurel." Wege Der Forschung, 1979.

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