Columbia subject headings:
Harvard subject headings:
Markets--Social aspects--Sudan--Mudīrīyah al-Istiwāʹīyah al-Sarqīyah--Case studies.
Markets--Sudan--Equatoria Region--Case studies.
Princeton subject headings:
Markets--Social aspects--Sudan--Mudīrīyah al-Istiwāʹīyah al-Sarqīyah--Case studies.
Markets--Sudan--Mudīrīyah al-Istiwāʹīyah al-Sharqīyah--Case studies.