Columbia subject headings:
Irrigation--Sudan--Ḥalfāʼ al-Jadīdah.
Nomads--Sedentarization--Sudan--Ḥalfāʼ al-Jadīdah.
Rural development projects--Sudan--Ḥalfāʼ al-Jadīdah.
Ḥalfāʼ al-Jadīdah (Sudan)--Economic conditions.
Harvard subject headings:
Ḥalfāʼ al-Jadīdah (Sudan)--Economic conditions.
Irrigation--Sudan--Ḥalfāʼ al-Jadīdah.
Nomads--Sudan--Ḥalfāʼ al-Jadīdah--Sedentarisation.
Rural development projects--Sudan--Ḥalfāʼ al-Jadīdah.
Princeton subject headings:
Farm tenancy--Sudan--Ḥalfā' al-Jadīdah.
Ḥalfāʼ al-Jadīdah (Sudan)--Economic conditions.
Nomads--Sudan--Ḥalfā al-Jadīdah.
Sudan--Economic conditions--1973-1983.
Sudan--Economic conditions--1983-