Columbia subject headings:
Harvard subject headings:
Labor unions--Poland--Officials and employees--Biography.
NSZZ "Solidarność" (Labor organization)--Biography.
Wałęsa, Lech, 1943-.
Princeton subject headings:
Labor unions--Poland--Officials and employees--Biography.
NSZZ "Solidarność" (Labor organization)--Biography.
Wałęsa, Lech, 1943-