Columbia subject headings:
Iraq--History--Hashemite Kingdom, 1921-1958.
Iraq--Politics and government--1921-1958.
Political parties--Iraq--Ḥillah--History.
Ḥillah (Iraq)--Politics and government.
Harvard subject headings:
Ḥillah (Iraq)--Politics and government--20th century.
Iraq--Politics and government--20th century.
Political parties--Iraq--Ḥillah.
Princeton subject headings: