TY  - GEN
AU  - Singhal, P.K.. ed
AU  - Shrivastava, Pankaj     
TI  - Challenges in sustainable development
SN  - 8126119934
U1  - 333.7 
PY  - 2004///
CY  - New Delhi

PB  - Anmol Publication
KW  - Economics
ER  -