Workbook for the seventh edition of An introduction to positive economics /
Lipsey, Richard G.,1928-
Lipsey, Richard G.,1928-Introduction to positive economics.7th ed.
Forrest, David,1953-
Olsen, Wendy.
Educational Low-Priced Books Scheme.
London : ELBS with Oxford University Press,
c1989.
With answers
Previous ed.: 1983
Economics