Columbia subject headings:
Nietzsche, Friedrich Wilhelm, 1844-1900--Influence.
Nietzsche, Friedrich Wilhelm, 1844-1900--Philosophy.
Nietzsche, Friedrich Wilhelm, 1844-1900. Also sprach Zarathustra.
Harvard subject headings:
Nietzsche, Friedrich Wilhelm, 1844-1900
Philosophers--Germany--Biography
Philosophy, German--19th century.
Princeton subject headings:
Nietzsche, Friedrich Wilhelm, 1844-1900.
Philosophers--Germany--Biography.
Philosophy, German--19th century.