TY  - BOOK
AU  - Lipsey 
AU  - Chrystal, K. Alec
TI  - An introduction to positive economics 
SN  - 0198774257
U1  - 330 LIP 1995 
PY  - 1995///
CY  - Oxford
PB  - Oxford University Press
KW  - Economics
N1  - Includes and index
ER  -