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Land and peasants in imperial Ethiopia : the social background to a revolution
Cohen, John M., (1975)
Ethiopia : empire in revolution
Ottaway, Marina, (1978)
Ethiopian politics : military intervention and prospects for further change
Koehn, Peter, (1975)
O zemel'nych otnošenijach v sovremennoj Ėfiopii (Zemlevladenie i zemlepol'zovanie)
Jag'ja, V. S., (1966)
Social'no-ėkonomičeskie problemy sovremennoj Ėfiopin
Jag'ja, V. S., (1968)