Columbia subject headings:
Harvard subject headings:
Civilization, Modern.
Economic history--Medieval, 500-1500
Monastic and religious life--History of doctrines.
Poverty--Religious aspects--Christianity--History of doctrines
Princeton subject headings:
Civilization, Modern.
Economic history--Medieval, 500-1500.
Monastic and religious life--History of doctrines.
Poverty--Religious aspects--Christianity--History of doctrines.