TY  - BOOK
AU  - Singh, N. K,
TI  - Environmental Management (Global Concern)
SN  - 9788190935050
U1  - 551 
PY  - 2011///
CY  - Ranchi
PB  - S.K.Publishing Company
KW  - Environmental Management
KW  - Geology, hydrology & meteorology
ER  -