Columbia subject headings:
Kelles-Krauz, Kazimierz, 1872-1905.
Nationalism and socialism.
Socialists--Poland--Biography.
Sociologists--Poland--Biography.
Harvard subject headings:
Kelles-Krauz, Kazimierz, 1872-1905.
Nationalism and socialism--Poland.
Socialists--Poland--Biography
Sociologists--Poland--Biography.
Princeton subject headings:
Kelles-Krauz, Kazimierz, 1872-1905.
Nationalism and socialism--Poland.
Socialists--Poland--Biography.
Sociologists--Poland--Biography.