TY  - BOOK
AU  - Rajvaidya, Neelima
AU  - Markandey, Dilip Kumar
TI  - Environmental Analysis and Instrumentation 
SN  - 8176487902
U1  - 628.52 
PY  - 2005///
CY  - New Delhi
PB  - A.P.H. Publishing  Corporation
ER  -