KNOWLEDGE RESOURCE CENTRE NEW DELHI
ज्ञान संसाधन केंद्र नई दिल्ली
Sanitation in developing countries
- Ottawa: IDRC, 1981
- 172p.; 24cm.
- IDRC-168e .
0889362939
Sanitation--Developing countries
Sanitation engineering--Developing countries
Sewage disposal--Developing countries
Water supply--Contamination--Developing countries
0889362939
Sanitation--Developing countries
Sanitation engineering--Developing countries
Sewage disposal--Developing countries
Water supply--Contamination--Developing countries
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