Pollution control guidelines
dc.date.accessioned | 2014-02-11T08:45:27Z | |
dc.date.available | 2014-02-11T08:45:27Z | |
dc.date.issued | 1990 | en_US |
dc.identifier.uri | https://dl-cea.nsf.gov.lk/handle/1/620 | |
dc.publisher | CEA. Colombo | en_US |
dc.subject | Pollution control | en_US |
dc.title | Pollution control guidelines | en_US |