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Biblio
Found 3 results
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Hughes, J.
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1992
D. T. Lauria
,
Wright, A. M.
,
Hughes, J.
,
Choe, K.
,
Whittington, D.
, y
Swarna, V.
,
«
Household demand for improved sanitation services : a case study of Kumasi, Ghana
»
, vol. no. 3. World Bank, Water and Sanitation Division, Washington, DC, USA, p. ix, 118 p.: 17 fig., 24 tab., 1992.
D. Whittington
,
Lauria, D. T.
,
Wright, A. M.
,
Choe, K.
,
Hughes, J.
, y
Swarna, V.
,
«
Households' willingness to pay for improved sanitation in Kumasi, Ghana: results of a contingent valuation study
»
, vol. SW 7. World Bank, Water and Sanitation Division, Washington, DC, USA, p. 4 p.: 1fig., 1 tab., 1992.
1991
J. Hughes
,
«
Soci-economic survey, willingness to pay survey
»
, vol. no. 4. Ghana Water and Sewerage Corporation, Tamale, Ghana, p. 20 p., 1991.
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