Kostyukhin, D. (1979). The world market today. Progress Publishers.
Cita Chicago (17th ed.)Kostyukhin, Dmitry. The World Market Today. Moscow: Progress Publishers, 1979.
Cita MLA (9th ed.)Kostyukhin, Dmitry. The World Market Today. Progress Publishers, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.