TY  - BOOK
AU  - Neelima Raj vaidya
AU  - Dilip Kumar Markandey,
TI  - Advances In Environmental Science And Technology Environmental analysis and instrumentation.V .2
SN  - 81  7648  012  6
U1  - 577 
PY  - 1998///
CY  - New Delhi
PB  - A.P.H Publishing Corporation
ER  -