Landman, I. (1939). The Universal Jewish Encyclopedia in ten volumes: An authoritative and popular presentation of Jews and Judaism since the earliest times / ed. by Isaac Landman. The Universal Jewish Encyclopedia.

Landman, Isaac. The Universal Jewish Encyclopedia in Ten Volumes: An Authoritative and Popular Presentation of Jews and Judaism Since the Earliest Times / Ed. by Isaac Landman. New York: The Universal Jewish Encyclopedia, 1939.

Landman, Isaac. The Universal Jewish Encyclopedia in Ten Volumes: An Authoritative and Popular Presentation of Jews and Judaism Since the Earliest Times / Ed. by Isaac Landman. The Universal Jewish Encyclopedia, 1939.