Columbia subject headings:
German wit and humor--Germany (East)
Germany (East)--Humor.
Germany (East)--Politics and government--Humor.
Germany. Bundesnachrichtendienst--Humor.
Secret service--Germany--Humor.
Harvard subject headings:
German wit and humor--Germany (East)
Germany (East)--Humor.
Germany (East)--Politics and government--Humor.
Germany. Bundesnachrichtendienst--Humor.
Secret service--Germany--Humor.
Princeton subject headings: