Columbia subject headings:
Harvard subject headings:
Freud, Sigmund, 1856-1939
Nietzsche, Friedrich Wilhelm, 1844-1900
Nietzsche, Friedrich Wilhelm, 1844-1900--Influence.
Nietzsche, Friedrich Wilhelm, 1844-1900--Psychology.
Psychoanalysis and philosophy--Germany--History--19th century.
Psychoanalysis.
Psychologists--Germany.
Psychology and philosophy--Germany--History--19th century.
Psychology--Philosophy--Germany--History--19th century.
Princeton subject headings:
Freud, Sigmund, 1856-1939.
Nietzsche, Friedrich Wilhelm, 1844-1900--Influence.
Nietzsche, Friedrich Wilhelm, 1844-1900--Psychology.
Nietzsche, Friedrich Wilhelm, 1844-1900.
Psychoanalysis and philosophy--Germany--History--19th century.
Psychologists--Germany.
Psychology and philosophy--Germany--History--19th century.
Psychology--Philosophy--Germany--History--19th century.