TY - BOOK ED - American Public Health Association. TI - Standard methods for the examination of water and wastewater PY - 1981/// CY - Washington PB - American Public Health Association KW - Water KW - Analysis KW - Water quality KW - Measurement N1 - Acompanied with 1 supplement under title: Supplement to the fifteenth edition of standard methods for the examination of water and wastewater : selected analytical methods approved and cited by the United States Environmental Protection Agency; Bibliography: pages 1077-1083 ER -