| Type |  Book |
| ชื่อเรื่อง | Water treatment and sanitation : a handbook of simple methods for rural areas in developing countries / by H.T. Mann, D. Williamson |
| ผู้แต่ง | Mann, H.t. (henry thomas) |
| ISBN | 090303123X |
| พิมพลักษณ์ | London : Intermediate Technology Publications, 1979 |
| ครั้งที่พิมพ์ | 2nd rev. ed |
| | Revised ed |
| รูปเล่ม | 92 p. : ill. ; 21 cm |
| หัวเรื่อง | Rural health --Handbooks, manuals, etc [] |
| | Public health --Developing countries --Handbooks, manuals, etc [] |
| | Public health --Developing countries --Handbooks, manuals, etc [] |
| | Rural health --Handbooks, manuals, etc [] |
| | Sewage --Purification --Handbooks, manuals, etc [] |
| | Sewage --Purification --Handbooks, manuals, etc [] |
| | Water --Purification --Handbooks, manuals, etc [] |
| | Water --Purification --Handbooks, manuals, etc [] |