TY  - BOOK
AU  - Welch,Patrick J.
AU  - Welch,Gerry F.
TI  - Economics: theory and practice 
SN  - 9780471679462
AV  - HB171.5 W442E 2007
PY  - 2007///
CY  - Hoboken, N.J.
PB  - Wiley
KW  - Economics
N1  - Includes index
ER  -