TY  - BOOK
AU  - Arivind Kumar Ed.
AU  -  M. M. Prakash Ed.
TI  - Environment & instrumentation
SN  - 9788170356097 (hbk)
U1  - G:55, P9 
PY  - 2009///
CY  - Delhi
PB  - Daya Publishing House India    
KW  - BIOLOGY
ER  -