Columbia subject headings:
Council for Mutual Economic Assistance--Cuba.
Cuba--Commercial policy.
Cuba--Economic policy.
Cuba--Foreign economic relations--Europe, Eastern.
Europe, Eastern--Economic integration.
Harvard subject headings:
Council for Mutual Economic Assistance--Cuba.
Cuba--Economic policy.
Europe, Eastern--Economic integration.
Princeton subject headings:
Council for Mutual Economic Assistance--Cuba.
Cuba--Commercial policy.
Cuba--Economic policy.
Cuba--Foreign economic relations--Europe, Eastern.
Europe, Eastern--Economic integration.