TY - GEN AU - Best, AU - Chaloud, AU - Creelman, AU - Drousé, TI - National surface water survey [Texto fotocopiado] : eastern lake survey [phase 1-synoptic chemistry] : quality assurance report T2 - EPA-600-4-86-011 SN - US$ 43.90 CY - Las Vegas, Nevada : Environmental Monitoring Systems Laboratory : Office of Research and Development : US Environmental Protection Agency PB - 1986 KW - 069 n N2 - Contém bibliografia ER -