Columbia subject headings:
Christianity and other religions--Judaism--History--12th century.
Jews--Europe--History--12th century.
Judaism--Relations--Christianity.
Martí, Ramón, -approximately 1286.
Harvard subject headings:
Christian Hebraists--Spain.
Christianity and other religions--Judaism--History--To 1500.
Judaism--Controversial literature--History and criticism
Judaism--Relations--Christianity
Martí, Ramón, -approximately 1286.
Princeton subject headings: