TY  - BOOK
AU  - WELCH Patrick J.
AU  -  WELCH Gerry F.
TI  - Economics:  Theory and practice   
SN  - 9788126512628
U1  - X, P4 
PY  - 2004///
CY  -  New Delhi 
PB  - John Wiley        
KW  - Commerce
N1  - Bibliography: p 517-27; Glossary: p 529-33
ER  -