Columbia subject headings:
Great Britain--History--Plantagenets--1154-1399--Sources.
Law--Great Britain--History.
Harvard subject headings:
Great Britain--History--Plantagenets, 1154-1399--Sources.
Law--Great Britain--History
Princeton subject headings:
Great Britain--History--Plantagenets, 1154-1399--Sources.
Law--Great Britain--History.