Columbia subject headings:
Law--Poland--Wrocław--History--Early works to 1800.
Wrocław (Poland)--History--Early works to 1800.
Wrocław (Poland)--History--Sources.
Harvard subject headings:
Law, Medieval--Germany--Sources.
Law, Medieval--Poland--Wrocław--Sources.
Law, Medieval--Sources.
Law--Germany--Sources
Magdeburg law.
Princeton subject headings:
Law--Poland--Wrocław--History--Early works to 1800.
Wrocław (Poland)--History--Early works to 1800.
Wrocław (Poland)--History--Sources.