Davis, Mackenzie Leo,  1941- <br/><br/>
Water and wastewater engineering :  design principles and practice / 
Mackenzie L. Davis. 
 - New York :  McGraw-Hill,  2011. 
 - 1 v. (various pagings) :  ill. ;  25 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780071713849 (hbk.)  RM457.50 9780071289245 (pbk.) 9780073397863 (alk. paper)  RM502.20 0073397865 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water-supply.<br/>Water--Purification<br/>Sewage--Purification.<br/>Sewage disposal.