Columbia subject headings:
Church and social problems--Germany (East)
Faith-based human services--Germany (East)
Kolpingwerk Deutscher Zentralverband--History.
Social service--Religious aspects--Catholic Church.
Harvard subject headings:
Church and social problems--Germany (East)
Faith-based human services--Germany (East)
Kolpingwerk Deutscher Zentralverband--History.
Social service--Religious aspects--Catholic Church
Princeton subject headings:
Church and social problems--Germany (East).
Faith-based human services--Germany (East).
Kolpingwerk Deutscher Zentralverband--History.
Social service--Religious aspects--Catholic Church.