Community self-improvement in water supply and sanitation a training and reference manual for community health workers, community development workers and other community-based workers.

ग्रंथसूची विवरण
स्वरूप: पुस्तक
भाषा:English
प्रकाशित: The Hague, The Netherlands IRC, International Water and Sanitation Centre 1988.
श्रृंखला:Training series no.5
विषय: