Columbia subject headings:
Catholic Church--Doctrines--History--20th century.
God--History of doctrines--20th century.
Love--Religious aspects--Catholic Church--History of doctrines--20th century.
Rahner, Karl, 1904-1984.
Harvard subject headings:
Catholic Church--Doctrines--History--20th century.
God (Christianity)--History of doctrines--20th century
God--History of doctrines--20th century
Love--Religious aspects--Catholic Church--History of doctrines--20th century.
Love--Religious aspects--Christianity--History of doctrines--20th century.
Rahner, Karl, 1904-1984.
Princeton subject headings: