Survival in the Sahel : an ecological and developmental challenge. /
Leisinger, Klaus M and Schmitt, Karin.
Survival in the Sahel : an ecological and developmental challenge. / by Leisinger, Klaus M and Schmitt, Karin. - Hague : Isnar, 1995. - xiii, 211pages.
9291180203
Population.
Agricultural Production.
Environment.
Population.
Environment.
Survival in the Sahel : an ecological and developmental challenge. / by Leisinger, Klaus M and Schmitt, Karin. - Hague : Isnar, 1995. - xiii, 211pages.
9291180203
Population.
Agricultural Production.
Environment.
Population.
Environment.