Columbia subject headings:
Communism and Christianity--Catholic Church--Austria--History--20th century.
Katholische Arbeiterjugend Österreichs--History--20th century.
Labor--Religious aspects--Christianity--Austria--History--20th century.
Youth movements--Austria--History--20th century.
Harvard subject headings:
Communism and Christianity--Catholic Church--Austria--History--20th century.
Katholische Arbeiterjugend Österreichs--History--20th century.
Labor--Religious aspects--Christianity--Austria--History--20th century.
Youth movements--Austria--History--20th century.
Princeton subject headings:
Catholic Church--Austria.
Communism and Christianity--Catholic Church--Austria.
Katholische Arbeiterjugend Österreichs.
Labor--Religious aspects--Christianity--Austria.
Socialism and Christianity--Catholic Church--Austria.