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Biblio

Found 2 results
Filters: Keyword is quality control and Author is Rojas, R.  [Clear All Filters]
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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