Columbia subject headings:
Erigena, Johannes Scotus, approximately 810-approximately 877.
Harvard subject headings:
Erigena, Johannes Scotus, approximately 810-approximately 877--Congresses.
Erigena, Johannes Scotus, approximately 810-approximately 877.
Philosophy, Medieval--Congresses
Princeton subject headings:
Erigena, Johannes Scotus, approximately 810-approximately 877--Congresses.
Philosophy, Medieval--Congresses.