Handpumps toward a sustainable technology : research and development during the water supply and sanitation decade
| मुख्य लेखक: | |
|---|---|
| निगमित लेखकों: | , |
| स्वरूप: | पुस्तक |
| भाषा: | English |
| प्रकाशित: |
Washington, D.C.
UNDP-World Bank Water and Sanitation Program
c1992.
|
| श्रृंखला: | Water and sanitation report
no.5 |
| विषय: |