Columbia subject headings:
Communists--Germany--Biography.
Jogiches, Leo, 1867-1919--Relations with women.
Luxemburg, Rosa, 1871-1919--Relations with men.
Harvard subject headings:
Communists--Germany--Biography
Jogiches, Leo (1867-1919.)
Jogiches, Leo, 1867-1919.
Luxemburg, Rosa (1871-1919.)
Luxemburg, Rosa, 1871-1919
Princeton subject headings: