Columbia subject headings:
Radio and literature--Congresses.
Radio and the arts--Congresses.
Radio broadcasting--Social aspects--Congresses.
Radio broadcasting--Sound effects--Congresses.
Radio plays--Congresses.
Harvard subject headings:
Radio and literature--Congresses.
Radio and the arts--Congresses.
Radio broadcasting--Social aspects--Congresses.
Radio broadcasting--Sound effects--Congresses.
Radio plays--Congresses.
Princeton subject headings:
Radio and literature--Congresses.
Radio and the arts--Congresses.
Radio broadcasting--Social aspects--Congresses.
Radio broadcasting--Sound effects--Congresses.
Radio plays--Congresses.