TY  - BOOK
AU  - Kravis, Irving B
AU  - Kenessy, Zoltan
AU  - Heston, Alan
AU  - Summers, Robert
ED  - Statistical Office. United Nations, UN
ED  - Statistical Office. World Bank
ED  - International Comparison Unit. University of Pennsylvania
TI  - (United Nations) international comparison project. Phase I. A system of international comparisons of gross product and purchasing power
SN  - 0801816696
PY  - 1975///
CY  - Baltimore
PB  - Johns Hopkins University Press
KW  - statistics
ER  -