REFERENCES
- Bekele-Tesemma , A. , Birnie , A. and Tengnaes , B. 1993 . Useful Trees and Shrubs for Ethiopia. Nairobi : RSCU, SIDA .
- ECO Consult . 1997 . Savanna Woodland Management Study Project. Final Reports Oberaula : Deutsche Gesellschaft fuer Technische Zusammenarbeit .
- Lillesand , T. M. and Kiefer , R. W. 1994 . Remote Sensing and Image Interpretation., , 3rd edn. New York : Wiley & Sons Inc. .