@book{12758,
	author = {Sahle Tesfai.},
	title = {Ecofarming - Ecologically and Socially Sustainable Land Management in Africa :},
	publisher = {Deutsche Stiftung f r internationale Entwicklung (DSE), Zentralstelle f r Ernh̃rung und Landwirtschaft, (ZEL) , ;},
	year = {c1999.},
	address = {Feldafing, Germany.:,}
}