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Biblio
Found 3 results
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infiltration ditches
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2012
Ethiopia. Ministry of Heath
,
Ethiopia. Ministry of Water and Energy
,
Ethiopia. Ministry of Education
, y
UNICEF Ethiopia
,
«
Design and construction manual for water supply and sanitary facilities in primary schools
»
. UNICEF, Addis Ababa, Ethiopia, p. vii, 111 p., boxes, fig, tab., techn. drwngs, 2012.
1986
E. H. Hofkes
y
Visscher, J. T.
,
«
Artificial groundwater recharge for water supply of medium-size communities in developing countries
»
, vol. no. 9. The Hague, The Netherlands, p. 41 p.: fig., tab., 1986.
1985
N. Rogers
,
«
Water sources and their protection : a guide to community water source protection and designs for a spring protection and well digging programme
»
. Oxfam, S.l., p. 83 p.: ills., fig., 1985.
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