Columbia subject headings:
Harvard subject headings:
Alphonso, de Espina, active 15th century. Fortalitium fidei
Inquisition--Spain
Jews--Conversion to Christianity--History of doctrines--Middle Ages, 600-1500.
Jews--Persecutions--Spain
Jews--Spain--History--711-1516.
Princeton subject headings:
Alphonso, de Espina, active 15th century.
Alphonso, de Espina, active 15th century. Fortalitium fidei.
Apologetics--History--Middle Ages, 600-1500.
Franciscans--Spain--Biography.
Inquisition--Spain.
Jews--Conversion to Christianity--History of doctrines--Middle Ages, 600-1500.