Columbia subject headings:
Christianity--Early works to 1800.
Gibbon, Edward, 1737-1794. History of the decline and fall of the Roman Empire.
Harvard subject headings:
Christianity
Gibbon, Edward, 1737-1794. History of the decline and fall of the Roman Empire
Princeton subject headings:
Christianity.
Gibbon, Edward, 1737-1794. History of the decline and fall of the Roman Empire.