|
|

|
| CSWRCB. 1978 Water Quality Control Plan for Ocean Waters of California (U.S. ,State of California: State Water Resources Control Board, 1978).
|
|
|
|
| 628 |
394 |
|
|

|
WHO. Community water supply & sanitation Vol.2 : Case studies on operation & maintenance of rural and urban water supply systems (Proceedings of the meeting of the operation & maintenance working group. Geneva 19-22 June 1990) (WHO, 1990).
|
|
|
|
| |
|
|
|

|
| WHO. Community water supply & sanitation Vol.1: Report of the Meeting (Proceedings of the meeting of the operation & maintenance working group. Geneva 19-22 June 1990) (WHO, 1990). |
|
|
|
| |
|
|
|

|
WHO. Community Water Supply & Samitation: Case Studies on Operation & Maintenence of rural and Urban Water Supply Systems (1990).
|
|
|
|
| |
|
|
|

|
| WHO. Community Water Supply & Sanitation Vol. I: Report of the Meeting (1990). |
|
|
|
| |
|
|
|