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Biblio

Found 2 results
Filters: Keyword is hand pumps and Author is Visscher, J.T.  [Clear All Filters]
1995
J. T. Visscher, van der Werff, K., y Hague, N. L. S. N. V. - The, «Towards sustainable water supply : eight years of experience from Guinea-Bissau», vol. no. 1-E. IRC, The Hague, The Netherlands, p. x, 60 p.: 7 fig., 15 tab., 1995.
1987
C. A. van Wijk-Sijbesma y Visscher, J. T., «Handpump projects : avoiding neglect», World water, pp. p. 44-46: photogr., 1987.
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