Columbia subject headings:
Iran--Boundaries--Iraq.
Iran--Foreign relations--Iraq.
Iran-Iraq War, 1980-1988--Causes.
Iraq--Boundaries--Iran.
Iraq--Foreign relations--Iran.
Harvard subject headings:
Iran-Iraq War, 1980-1988
Princeton subject headings:
Iran--Boundaries--Iraq.
Iran--Foreign relations--Iraq.
Iran-Iraq War, 1980-1988--Causes.
Iraq--Boundaries--Iran.
Iraq--Foreign relations--Iran.