Wright, David Ellis <br/><br/>
Cost-effective sewage treatment  predevelopment trials of the CIRIA prototype optimising model 
[prepared by D. E. Wright] 
 - London  Construction Industry Research and Information Association  1980 
 - 87p. 
 - CIRIA report  86 .
 - Construction Industry Reseach and Information Association  Report  86 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage--Purification--Mathematical models<br/>Sewage--Purification--costs