TY  - BOOK
AU  - Mahajan,V S  .
TI  - Environment planning, machinery and management / 
SN  - 817100332X
U1  - 363.7 
PY  - 1991///
CY  - New Delhi : 
PB  - Deep and Deep Publications , 
KW  - ENVIRONMENT SCIENCE
N1  - Includes index
ER  -