Columbia subject headings:
Europe--Foreign relations--Iran--21st century.
Nuclear energy--Government policy--Iran.
Nuclear weapons--Iran.
Harvard subject headings:
Europe--Foreign relations--Iran--21st century.
Europe--Foreign relations--Iran.
Iran--Foreign relations--Europe.
Nuclear energy--Government policy--Iran.
Nuclear weapons--Iran
Princeton subject headings:
Europe--Foreign relations--Iran--21st century.
Nuclear energy--Government policy--Iran.
Nuclear weapons--Iran.