APA
United Nations Economic Commission for Europe, . (1991). Reforms in Foreign Economic Relations of Eastern Europe and the Soviet Union. New York: United Nations Publication.
Chicago
United Nations Economic Commission for Europe, . 1991. Reforms in Foreign Economic Relations of Eastern Europe and the Soviet Union. New York: United Nations Publication.
Harvard
United Nations Economic Commission for Europe, . (1991). Reforms in Foreign Economic Relations of Eastern Europe and the Soviet Union. New York: United Nations Publication.
MLA
United Nations Economic Commission for Europe, . Reforms in Foreign Economic Relations of Eastern Europe and the Soviet Union. New York: United Nations Publication. 1991.
