Columbia subject headings:
Printers--Spain--Zaragoza.
Printing--Spain--Zaragoza--History.
Spanish literature--18th century--Bibliography.
Spanish literature--Spain--Zaragoza--Bibliography.
Zaragoza (Spain)--Bibliography.
Harvard subject headings:
Printers--Spain--Zaragoza.
Printing--Spain--Zaragoza--History.
Spanish literature--18th century--Bibliography.
Spanish literature--Spain--Zaragoza--Bibliography.
Zaragoza (Spain)--Bibliography.
Princeton subject headings:
Printers--Spain--Zaragoza.
Printing--Spain--Zaragoza--History.
Spanish literature--18th century--Bibliography.
Spanish literature--Spain--Zaragoza--Bibliography.
Zaragoza (Spain)--Bibliography.