Columbia subject headings:
Harvard subject headings:
Guilds--Italy--Padua--History.
Industrial relations--Italy--Padua--History.
Labor market--Italy--Padua--History.
Stores, Retail--Italy--Padua--History.
Princeton subject headings:
Guilds--Italy--Padua--History.
Industrial relations--Italy--Padua--History.
Labor market--Italy--Padua--History.
Stores, Retail--Italy--Padua--History.