Columbia subject headings:
Great Britain--Foreign relations--Iran--Sources.
Iran--Foreign relations--Great Britain--Sources.
Harvard subject headings:
Great Britain--Foreign relations--Iran--Sources.
Great Britain--Foreign relations--Iran.
Iran--Foreign relations--Great Britain--Sources.
Iran--Foreign relations--Great Britain.
Princeton subject headings:
Great Britain--Foreign relations--Iran--Sources.
Iran--Foreign relations--Great Britain--Sources.