TY  - BOOK
ED  - Government of India. 
TI  - Environmental guidelines for rail/ road/ highway projects / 
T2  - Environmental impact appraisal series, 
U1  - 628 23
PY  - 1989///.
CY  - New Delhi : 
PB  - Government of India, 
KW  - Air quanlity.
KW  - Physical resources.
KW  - Relocation.
ER  -