Columbia subject headings:
Comic, The--Religious aspects--Christianity--Congresses.
Laughter--Religious aspects--Christianity--Congresses.
Harvard subject headings:
Comic, The--Religious aspects--Christianity--Congresses.
Laughter--Religious aspects--Christianity--Congresses.
Princeton subject headings:
Comic, The--Religious aspects--Christianity--Congresses.
Laughter--Religious aspects--Christianity--Congresses.