TY  - BOOK
AU  - Akhtar Rais
TI  - Environmental pollution and health problems
U1  - U:(G:55):(L:5).2.N8, N0 
PY  - 1990///
CY  -  New Delhi 
PB  - Ashish India        
KW  - Geography- Environment
N1  - Bib chapterwise
ER  -