Columbia subject headings:
Human ecology--Sahel.
Natural resources--Sahel--Management.
Rural development--Sahel.
Sahel--Environmental conditions.
Harvard subject headings:
Human ecology--Sahel.
Natural resources--Sahel--Management.
Rural development--Sahel.
Sahel--Environmental conditions.
Winistörfer, Jörg,
Princeton subject headings:
Human ecology--Sahel.
Natural resources--Sahel--Management.
Rural development--Sahel.
Sahel--Environmental conditions.
Winistörfer, Jörg