APA
Ethiopia central statisticla office, Ethiopia central statisticla office, . (1965). Statistical abstract. : .
Chicago
Ethiopia central statisticla office, Ethiopia central statisticla office, . 1965. Statistical abstract. : .
Harvard
Ethiopia central statisticla office, Ethiopia central statisticla office, . (1965). Statistical abstract. : .
MLA
Ethiopia central statisticla office, Ethiopia central statisticla office, . Statistical abstract. : . 1965.
