The Church and the Jews in the XIIIth Century
A study of their relations during the years 1198-1254, based on the papal letters and the conciliar decrees of the periodRevised Edition, New York : Hermon Press, 1966OJM_BIB_GE_269- Das Werk ist nicht zugreifbar
A history of the Jews
From the Babylonian Exile to the Establishment of IsraelPhiladelphia : The Jewish Publication Society of AmericaOJM_BIB_GE_110