TY  - GEN
AU  - Lipsey , Richard G.
AU  - Chrystal , K.Alec
TI  - Principles of economics
SN  - 019877639X
U1  - 330.1 
PY  - 1999///
CY  - New York
PB  - Oxford University Press
KW  - ECONOMICS-THEORIES
KW  - ECONOMIC SYSTEMS
KW  - ECONOMICS
ER  -