Columbia subject headings:
Kierkegaard, Søren, 1813-1855.
Theology.
Thulstrup, Niels.
Harvard subject headings:
Kierkegaard, Søren, 1813-1855
Philosophy.
Theology.
Thulstrup, Niels.
Princeton subject headings:
Kierkegaard, Søren, 1813-1855.
Theology.
Thulstrup, Niels.