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Zur Lage der COMECON-Länder im internationalen Handel
Mrkušić, Zarko, (1972)
Trends, policies and prospects in trade among countries having different economic and social systems : selected studies
(1984)
Der Wettlauf zum Jahre 2000
Baade, Fritz, (1968)
Meždunarodnoe torgovoe i finansovoe pravo
Lisovskij, Vadim I., (1974)
Valjuta i meždunarodnye otnošenija