Columbia subject headings:
Marcus Aurelius, Emperor of Rome, 121-180--Ethics.
Marcus Aurelius, Emperor of Rome, 121-180. Meditations.
Harvard subject headings:
Marcus Aurelius, Emperor of Rome, 121-180--Ethics.
Marcus Aurelius, Emperor of Rome, 121-180. Meditations.
Princeton subject headings:
Marcus Aurelius, Emperor of Rome, 121-180--Ethics.
Marcus Aurelius, Emperor of Rome, 121-180. Meditations.