BOGNÁR, J. Balance of achievements of 25 years of Hungary's economic development at the beginning of a new era in world economy : lecture delivered at the 1982 annual meeting of the Hungarian academy of sciences, on May 7, 1982. Budapest : Hungarian scientific council for world economy, 1982. 25 s. Trends in World Economy, no. 40. [Počet ex. : 1, z toho voľných 1, prezenčne 0]