TY  - BOOK
AU  - Lipsey, Richard G.
TI  - An introduction to positive economics
SN  - 29748599
U1  - 301/LIP 
PY  - 1970///
CY  - London
PB  - Weidenfeld and Nicolson
KW  - Social science
KW  - Economics
N1  - Includes glossary and index
ER  -