International comparison of real product and purchasing power /

by Kravis, Irving B., Kravis, Irving B., Heston, Alan W.
Published 1978

World product and income : international comparisons of real gross product /

by Kravis, Irving B., Kravis, Irving B., Heston, Alan W.
Published 1982

Estimating real production and expenditures across nations : a proposal for improving the Penn world tables /

by Feenstra, Robert C.
Published 2007