Columbia subject headings:
Harvard subject headings:
Apologetics--Early works to 1800
Apologetics--Early works to 1800.
Apologetics--History--17th century
Catholic Church--Apologetic works.
Catholic Church--Doctrines.
Pascal, Blaise, 1623-1662. Pensées.
Princeton subject headings:
Apologetics--History--17th century.
Catholic Church--Doctrines--Catholic authors.
Pascal, Blaise, 1623-1662. Pensées.