Ethiopia an economic analysis of technological change in four agricultural production systems

Ethiopia an economic analysis of technological change in four agricultural production systems

Библиографические подробности
Главный автор: Green, David A. G.
Формат: ‌
Язык:English
Опубликовано: East Lansing African Studies Center, Michigan State University c1974.
Серии:Occasional papers series Committee on Ethiopian Studies, Michigan State University monograph no. 2
Предметы:
Agriculture > Economic aspects > Ethiopia.
Technological innovations > Ethiopia.