TY  - BOOK
AU  - Ahmad,Sultan
TI  - Approaches to purchasing power parity and real product comparisons using shortcuts and reduced information
AV  - IRA HC79154.A35 
PY  - 1980///
CY  - Washington
PB  - The World Bank
KW  - Gross National Product
KW  - Statistical methods
KW  - Purchasing power parity
ER  -