TY  - BOOK
AU  - Stilwell,J.
AU  - Lipsey,Richard G.
TI  - Workbook to accompany An introduction to positive economics
SN  - 0297993577 
U1  - 330  23
PY  - 1971///
CY  - London
PB  - Weidenfeld and Nicolson
KW  - Economics
ER  -