Columbia subject headings:
Harvard subject headings:
Catholic Church. Diocese of Ferrara (Italy)--History.
Crescenzi, Marcello.
Ferrara (Italy)--Church history--18th century.
Ferrara (Italy)--Social conditions.
Princeton subject headings:
Catholic Church--Italy--Ferrara--Bishops--Biography.
Catholic Church. Archdiocese of Ferrara (Italy)--History--18th century.
Crescenzi, Marcello.
Crescenzi, Marcello. Library.
Ferrara (Italy)--Church history--18th century.