Columbia subject headings:
Crypto-Jews--Iberian Peninsula--Spain--Castile--History--To 1500.
Jews--Spain--Castile--History.
López de Ayala, Pedro, 1332-1407. Crónicas de los reyes de Castilla.
Harvard subject headings:
Princeton subject headings:
Crypto-Jews--Iberian Peninsula--Spain--History--Sources.
Jews--Spain--History--Sources.
Spain--Ethnic relations--Sources.