Columbia subject headings:
Blondel, Maurice, 1861-1949.
Modernism (Christian theology)--Catholic Church--History of doctrines--19th century.
Modernism (Christian theology)--Catholic Church--History of doctrines--20th century.
Harvard subject headings:
Blondel, Maurice, 1861-1949
Catholic Church--Doctrines--History--20th century.
History--Religious aspects--Christianity--History of doctrines--20th century
Modernism (Christian theology)--Catholic Church.
Princeton subject headings: