Columbia subject headings:
Cambodian-Vietnamese Conflict, 1977-1991--Congresses.
Indochina--History--1945---Congresses.
Harvard subject headings:
Cambodian-Vietnamese Conflict, 1977-1991--Congresses.
Indochina--History--1945---Congresses.
Princeton subject headings:
Cambodian-Vietnamese Conflict, 1977-1991--Congresses.
Indochina--History--1945---Congresses.