Booth, F.E.M. Non-timber uses of selected arid zone trees and shrubs in Africa / by F.E.M. Booth and G.E. Wickens. - Rome, Food and Agriculture Organization of the United Nations, 1988. - vii, 176 p. : ill. - FAO conservation guide ; 19 . ISBN: 9251027455 LCCN: 89090326 Subjects--Topical Terms: Forest products--Arid regions--Africa.Timber--Arid regions--Africa.