Conference on international economic relations & Nita,G M Walts. (1978). Economic relations between east and west: Proceedings of a conference held by the International Economic Association at Dresden,GDR. Macmillan.

Conference on international economic relations and Nita,G M Walts. Economic Relations Between East and West: Proceedings of a Conference Held by the International Economic Association at Dresden,GDR. London: Macmillan, 1978.

Conference on international economic relations and Nita,G M Walts. Economic Relations Between East and West: Proceedings of a Conference Held by the International Economic Association at Dresden,GDR. Macmillan, 1978.