Columbia subject headings:
Harvard subject headings:
Books and reading--Europe--Congresses.
Learning and scholarship--History--Medieval, 500-1500--Congresses
Universities and colleges--Europe--History--Congresses.
Princeton subject headings:
Books and reading--Europe--Congresses.
Learning and scholarship--History--Medieval, 500-1500--Congresses.
Universities and colleges--Europe--History--Congresses.