TY - BOOK AU - Elphinston,A. AU - Johnson,K.Michael AU - Ratnayaka,Don D. TI - Twort's water supply SN - 9780081000250 (hbk.) U1 - 628.1 PY - 2017/// CY - Amsterdam PB - Elsevier, KW - Water-supply engineering KW - Water-supply N1 - Includes bibliographical references and index ER -