Karia, G. L., Wastewater Treatment : Concepts and design approach / G. L. Karia and R. A. Christian - 2nd ed. - New Delhi : PHI Learning Private Limited, c2013. [reprint 2018] - xiii, 437 p. : ill., tables ; 24 cm. Includes bibliographical references and indexes. ISBN: 9788120347359 Subjects--Topical Terms: Sewage PurificationWater reuse. Dewey Class. No.: 628.3 / K1461w