Columbia subject headings:
Booksellers and bookselling--Italy--Padua--History.
Printing--Italy--Padua--History.
Publishers and publishing--Italy--Padua--History.
Harvard subject headings:
Booksellers and bookselling--Italy--Padua--History.
Printing--Italy--Padua--History.
Publishers and publishing--Italy--Padua--History.
Princeton subject headings:
Booksellers and bookselling--Italy--Padua--History.
Printing--Italy--Padua--History.
Publishers and publishing--Italy--Padua--History.