Columbia subject headings:
Agriculture--Economic aspects--Sudan--Ḥalfāʼ al-Jadīdah.
Arabs--Sudan--Ḥalfāʼ al-Jadīdah.
Irrigation--Sudan--Ḥalfāʼ al-Jadīdah.
Land settlement--Sudan--Ḥalfāʼ al-Jadīdah.
Nubians--Sudan--Ḥalfāʼ al-Jadīdah.
Ḥalfāʼ al-Jadīdah (Sudan)--Economic conditions.
Harvard subject headings:
Agriculture--Economic aspects--Sudan--Ḥalfāʾ al-Jadīdah.
Arabs--Sudan--Ḥalfāʾ al-Jadīdah.
Ḥalfāʼ al-Jadīdah (Sudan)--Economic conditions.
Irrigation--Sudan--Ḥalfāʾ al-Jadīdah.
Land settlement--Sudan--Ḥalfāʾ al-Jadīdah.
Nubians--Sudan--Ḥalfāʾ al-Jadīdah.
Princeton subject headings:
Agriculture--Economic aspects--Sudan--Ḥalfāʾ al-Jadīdah.
Arabs--Sudan--Ḥalfāʾ al-Jadīdah.
Ḥalfāʼ al-Jadīdah (Sudan)--Economic conditions.
Irrigation--Sudan--Ḥalfāʾ al-Jadīdah.
Land settlement--Sudan--Ḥalfāʾ al-Jadīdah.
Nubians--Sudan--Ḥalfāʾ al-Jadīdah.