Columbia subject headings:
Cooperation--Ethiopia.
Diet--Ethiopia.
Famines--Ethiopia--Welo Kifle Hāger.
Home economics--Ethiopia.
Peasants--Ethiopia.
Production systems--Ethiopia.
Harvard subject headings:
Famines--Ethiopia--Welo Kifle Hāger.
Peasants--Ethiopia--Welo Kifle Hāger.
Princeton subject headings:
Famines--Ethiopia--Wallo.
Peasants--Ethiopia--Wallo.