Columbia subject headings:
Christian union--History.
Zinzendorf, Nicolaus Ludwig, Graf von, 1700-1760.
Harvard subject headings:
Christian union--History.
Zinzendorf, Nicolaus Ludwig, Graf von, 1700-1760.
Princeton subject headings:
Christian union--History.
Zinzendorf, Nicolaus Ludwig, Graf von, 1700-1760.