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Biblio
Found 2 results
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quality control
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Author
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Rojas, R.
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2002
R. Rojas
,
«
Guía para la vigilancia y control de la calidad del agua para consumo humano
»
. CEPIS (Centro Panamericano de Ingenieria Sanitaria y Ciencias del Ambiente), Lima, Peru, p. 336 p., 2002.
1991
R. Rojas
,
Lloyd, B. J.
,
Wheeler, D.
,
Pardon, M.
,
Wedgwood, K.
, y
Bartram, J.
,
Surveillance and improvement of Peruvian drinking water supplies
. Guildford, UK: University of Surrey, Robens Institute, 1991, p. xii, 54 p.: fig., tab., photogr.
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