Columbia subject headings:
Harvard subject headings:
Communist parties--Iran--History.
Iran--Politics and government--1941-1979.
Iran--Politics and government--1979-1997.
Ḥizb-i Tūdah-ʼi Īrān--History.
Princeton subject headings:
Ḥizb-i Tūdah-ʼi Īrān.
Iran--Politics and government--20th century.