TY - GEN AU - Hillman, AU - Potter, AU - Simon, TI - National surface water survey eastern lake survey, phase I synoptic chemistry, analytical methods manual [Texto mimeografado] SN - US $49.90 PY - 0000///US Environmental Protection Agency. Office of Research and Development. Environmental Monitoring Systems Laboratory CY - Las Vegas, Nevada PB - 1986 KW - B 23 ER -