Columbia subject headings:
Christian sociology--History--Early church, ca. 30-600.
Christian sociology--History--Middle Ages, 600-1500.
Eschatology--History of doctrines.
Harvard subject headings:
Christian sociology--Early church, ca. 30-600.
Christian sociology--History--Early church, ca. 30-600.
Christian sociology--History--Middle Ages, 600-1500.
Christian sociology--Middle Ages, 600-1500.
Eschatology--History of doctrines.
Princeton subject headings:
Christian sociology--Early church, ca. 30-600.
Christian sociology--Middle Ages.
Eschatology--History of doctrines.