Kravis, I. B. (1982). World product and income: International comparison of real gross produced by the sta- statistical office of the United Nations and the World Bank. The Johns Hopkins Univ.Pr. (for World Bank).
Chicago-čujuhus (17. p.)Kravis, Irving B. World Product and Income: International Comparison of Real Gross Produced by the Sta- Statistical Office of the United Nations and the World Bank. Baltimore: The Johns Hopkins Univ.Pr. (for World Bank), 1982.
MLA-čujuhus (9. p.)Kravis, Irving B. World Product and Income: International Comparison of Real Gross Produced by the Sta- Statistical Office of the United Nations and the World Bank. The Johns Hopkins Univ.Pr. (for World Bank), 1982.
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