TY  - BOOK
AU  - Chawla,Krishan, x
AU  - x
TI  - Social cost - benefit analysis: x
SN  - 817099022X
U1  - 658.404/C496s 
PY  - 1987///
CY  - Delhi
PB  - Mittal
KW  - Management
N1  - Includes
ER  -