Pollution control guidelines:bakeries
Pollution control guidelines:bakeries
- Central Environmental Authority Colombo 1997
- Sri Lanka Wastes Occupational Health Standards
- Pollution control guidelines No.17 .
P 2619
577.4(026)(548.7)POL
Ecology
577.4(026)(548.7) 1
P 2619
577.4(026)(548.7)POL
Ecology
577.4(026)(548.7) 1