Columbia subject headings:
Harvard subject headings:
Political parties--Iran--History.
Sāzmān-i Mārksīstī-i Linīnīstī-i Tūfān--History.
Princeton subject headings:
Political parties--Iran--History.
Sāzmān-i Mārksīstī-i Linīnīstī-i Tūfān--History.