Columbia subject headings:
Alger, of Liège, approximately 1060-approximately 1131. De misericordia et iustitia.
Canon law--History--Sources.
Constitutions.
Investiture--History--Sources.
Harvard subject headings:
Alger, of Liège, approximately 1060-approximately 1131.
Alger, of Liège, approximately 1060-approximately 1131. De misericordia et iustitia.
Alger, of Liège, approximately 1060-approximately 1132.
Catholic Church--Belgium--Liège--History--Sources.
Catholic Church--Discipline--History--Sources.
Clergy (Canon law)--History--Sources.
Law, Medieval--Sources.
Princeton subject headings: