TY - BOOK AU - Smith,Roy Keith ED - Water Environment Federation TI - Water and wastewater laboratory techniques SN - 1572780142 AV - TD380 S557 1995 U1 - 628.1/61 20 PY - 1995/// CY - Alexandria, Virginia PB - Water Environment Federation KW - Agua KW - AnĂ¡lisis KW - Manuales de laboratorio KW - Aguas residuales KW - Analisis N1 - Includes bibliographical references (p. 189) and index ER -