Columbia subject headings:
Council of Basel (1431-1449 : Basel, Switzerland)
Council of Constance (1414-1418 : Konstanz, Germany)
Council of Florence (1438-1445 : Florence, Italy)
Harvard subject headings:
Church history--15th century.
Council of Basel (1431-1449 : Basel, Switzerland)
Council of Constance (1414-1418 : Konstanz, Germany)
Council of Florence (1438-1445).
Princeton subject headings:
Council of Basel (1431-1449)
Council of Constance (1414-1418)
Council of Florence (1438-1445)