Spellman, Frank R. <br/><br/>
Mathematics for water and wastewater treatment plant operators / 
 Water treatment operations :  math concepts and calculations  Wastewater treatment operations :  math concepts and calculations 
Frank R. Spellman 
 - 2nd ed. 
 - Boca Raton, FL :  CRC Press,  2014 
 - 2 v. :  ill. ;  23 cm. 
 - Mathematics manual for water and wastewater treatment plant operators .
<br/><br/>Includes bibliographical references and index 
<br/><br/>1. Water treatment operations : math concepts and calculations  -- 2. Wastewater treatment operations : math concepts and calculations 
<br/><br/><label>ISBN: </label>9781482224214 (pbk.) 9781482224283 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water--Purification--Mathematics<br/>Water quality management--Mathematics<br/>Sewage--Purification--Mathematics<br/>Sewage disposal--Mathematics