TY  - BOOK
AU  - Lipsey,Richard G
AU  - Chrystal,K.Alec
TI  - An introductuion to positive economics
SN  - 0-19-442454-5
U1  - 330 
PY  - 1995///
CY  - London
PB  - English 
KW  - Economics
N1  - Includes index
ER  -