TY  - BOOK
AU  - Radha,S.
AU  - Sankhyan,Amar Singh
TI  - Environmental challenges of the 21st century
SN  - 8176293598 :
U1  - 333.7 
PY  - 2002///
CY  - New Delhi
PB  - Deep and Deep Publications
KW  - Environmental impact charges
KW  - Environmental policy
KW  - Competition
KW  - International trade
N1  - Includes bibliographical references and index
ER  -