Columbia subject headings:
Harvard subject headings:
Existential psychology
Frankl, Viktor E. (Viktor Emil), 1905-1997
Humanistic psychotherapy
Logotherapy
Philosophy, Austrian--20th century
Psychoanalysis and philosophy
Princeton subject headings:
Existential psychology.
Frankl, Viktor E. (Viktor Emil), 1905-1997.
Humanistic psychotherapy.
Logotherapy.
Philosophy, Austrian--20th century.
Psychoanalysis and philosophy.