Columbia subject headings:
Harvard subject headings:
Catholic Church--Controversial literature.
Happiness
Happiness--Religious aspects--Christianity
Lewis, C. S. (Clive Staples), 1898-1963
Lewis, C. S. (Clive Staples), 1898-1963--Religion.
Pleasure--Religious aspects--Christianity
Pleasure.
Soul
Princeton subject headings:
Catholic Church--Controversial literature.
Happiness--Religious aspects--Christianity.
Happiness.
Lewis, C. S. (Clive Staples), 1898-1963--Religion.
Lewis, C. S. (Clive Staples), 1898-1963.
Pleasure--Religious aspects--Christianity.
Pleasure.
Soul.