| Titel | ISBN-13 (ISBN-10) | Erscheinungsjahr |
|---|---|---|
| Agricultural Mechanization Demand by Smallholder Farmers in Oromia: Determinant factors and future agricultural mechanization perispective in Oromia regional State of Ethiopia | 978-3-8465-8244-2 (3-8465-8244-1) | 2012 |