Columbia subject headings:
Authors, Polish--20th century--Biography.
Witkiewicz family.
Witkiewicz, Stanisław Ignacy, 1885-1939.
Witkiewicz, Stanisław, 1851-1915.
Harvard subject headings:
Authors, Polish--20th century--Biography.
Vitkevich, I. V., 1806-1839.
Witkiewicz, Stanisław Ignacy, 1885-1939
Witkiewicz, Stanisław, 1851-1915.
Princeton subject headings:
Authors, Polish--20th century--Biography.
Witkiewicz family.
Witkiewicz, Stanisław Ignacy, 1885-1939.
Witkiewicz, Stanisław, 1851-1915.