@book{4587,
	author = {Bryan, Rorke.},
	title = {Soil erosion, land degradation and social transition :},
	publisher = {Catena,},
	year = {c1994.},
	series = {Advances in geoecology ;},
	address = {Cremlingen, Germany :},
	note = {"Publication of this volume was supported by a grant from the International Development Research Centre, Ottawa, Canada."}
}