TY  - BOOK
AU  - Sinha,R.K
TI  - Environmental Science: Hazardous Gas & Hazardous Waste /  (Acc: 4484)
SN  - 8171693067
U1  - 363.7 SIN 22
PY  - 1994///]
CY  - New Delhi
PB  - Commonwealth Publishers
KW  - Environment
ER  -