TY  - BOOK
AU  -  Arya, Arun
AU  - Bedi, S.J & Patel, V.S 
TI  - Eco-Degradation due to air pollution
U1  - 363.73 ARY 
PY  - 2009///
CY  - India : 
PB  - Scientific Publishers
N1  - Includes index and references
ER  -