Columbia subject headings:
Harvard subject headings:
Publishers and publishing--Spain--Madrid--Biography.
Pueyo, Gregorio, 1860-1913.
Princeton subject headings:
Booksellers and bookselling--Spain--Biography.
Catalogs.
Publishers and publishing--Spain--Bibliography.
Publishers and publishing--Spain--Biography.
Pueyo, Gregorio, 1860-1913--Library--Catalogs.
Pueyo, Gregorio, 1860-1913.