TY  - BOOK
AU  - Berck,Peter
AU  - Helfand,Gloria
TI  - The economics of the environment / 
SN  - 9788120343689
U1  - 333.7 21st
PY  - 2011///
CY  - New Delhi : 
PB  - PHI Learning , 
KW  - ECONOMICS
KW  - ENVIRONMENT
N1  - Includes bibliographical references and index
ER  -