Columbia subject headings:
Harvard subject headings:
Copernicus, Nicolaus, 1473-1543.
Copernicus, Nicolaus, 1473-1543. De revolutionibus orbium coelestium.
Princeton subject headings:
Copernicus, Nicolaus, 1473-1543.
Copernicus, Nicolaus, 1473-1543. De revolutionibus orbium coelestium.