Columbia subject headings:
Sociologists--Poland--Biography.
Wychodźca Polski.
Znaniecki, Florian, 1882-1958.
Harvard subject headings:
Editors--Poland--Biography.
Polish people--Foreign countries--History--20th century.
Wychodźca Polski.
Znaniecki, Florian, 1882-1958--Career in journalism.
Princeton subject headings:
Sociologists--Poland--Biography.
Wychodźca Polski.
Znaniecki, Florian, 1882-1958.