National surface water survey [Texto fotocopiado] : eastern lake survey [phase 1-synoptic chemistry] : quality assurance report
by M. D. Best, S. K. Drousé, L. W. Creelman and D. J. Chaloud Inglês
Las Vegas, Nevada : Environmental Monitoring Systems Laboratory : Office of Research and Development : US Environmental Protection Agency : 1986,
[2], xi, 180 p. : il.; 28 cm