TY - GEN TY - GEN T1 - Simplified Procedures for Water Examination - Manual of Water Supply Practices, M12 (5th Edition) A1 - Valentine, Melissa A2 - Stearns, Carol LA - eng PB - American Water Works Association YR - 2002 UL - https://kansalliskirjasto.finna.fi/Record/nelli06.3360000000000339 SN - 1-58321-182-9 SN - 1-61583-833-3 SN - 1-61300-172-X KW - Environmental Sciences : Sustainable Development ER -