Preview: International comparisons of real product and purchasing power

Main Author:	Kravis, Irving Bernard.
Corporate Authors:	United Nations., United Nations International Comparison Project., The World Bank.
Other Authors:	Heston, Alan.,, Summers, Robert.,
Language:	English
Published:	Baltimore: Johns Hopkins University Press for the World Bank, cop. 1978..
Subjects:	Income. Purchasing power. Gross national product.