TY  - BOOK
AU  - Patro Lingaraj
TI  - Environmental Management System
SN  - 9788184112771
U1  - 333.7 PAT 
PY  - 2010///
CY  - New Delhi
PB  - Sonali Publications
KW  - Environmental Management System
KW  - Patro Lingaraj
ER  -