Columbia subject headings:
Ethics.
Good and evil in literature.
Good and evil--History.
Orwell, George, 1903-1950--Ethics.
Solovyov, Vladimir Sergeyevich, 1853-1900.
Harvard subject headings:
Good and evil in literature.
Good and evil--History
Orwell, George, 1903-1950--Ethics.
Solovyov, Vladimir Sergeyevich, 1853-1900--Contributions in ethics.
Princeton subject headings:
Good and evil in literature.
Good and evil.
Orwell, George, 1903-1950--Philosophy.
Solovyov, Vladimir Sergeyevich, 1853-1900--Philosophy.