Columbia subject headings:
Developing countries--Foreign economic relations--Germany (East)
Germany (East)--Foreign economic relations--Developing countries.
Harvard subject headings:
Ethiopia--Foreign relations--Germany (East)
Germany (East)--Foreign relations--Ethiopia.
Germany (East)--Foreign relations--Mozambique.
Mozambique--Foreign relations--Germany (East)
Princeton subject headings:
Ethiopia--Foreign relations--Germany (East).
Germany (East)--Foreign relations--Ethiopia.
Germany (East)--Foreign relations--Mozambique.
Mozambique--Foreign relations--Germany (East).