Columbia subject headings:
Katznelson, Berl, 1887-1944.
Labor Zionists--Palestine--Biography.
Harvard subject headings:
Katznelson, Berl, 1887-1944
Labor Zionists--Palestine--Biography.
Princeton subject headings:
Katznelson, Berl, 1887-1944.
Labor Zionists--Palestine--Biography.