TY  - BOOK
AU  - Kumar, Arvind,
TI  - Environment and Instrumentation
SN  - 9788170356097
U1  - 551 
PY  - 2009///
CY  - Delhi
PB  - Daya Publishing House
KW  - Environment and instrumentation
KW  - Environmental Science
KW  - Geology, hydrology & meteorology
ER  -