Columbia subject headings:
Buddhism--Relations--Christianity.
Dürckheim, Karlfried, Graf, 1896-1988.
Zen Buddhism.
Harvard subject headings:
Buddhism--Relations--Christianity
Christianity and other religions--Buddhism
Dürckheim, Karlfried, Graf, 1896-1988
Evangelicalism.
Initiation rites--Religious aspects--Christianity
Zen Buddhism
Princeton subject headings: