Hawkes, H.A. <br/><br/>
The ecology of waste water treatment/ 
H.A. Hawkes 
 - Oxford:  Prgamon Press,  c1963 
 - ix, 203 p.:  ill.;  23 cm. 
<br/><br/> Includes index 
<br/><br/>Bibliography: p. 185-194 
<br/><br/><label>ISBN: </label> £ 42.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage disposal<br/>Sewage--Purification--Biological treatment<br/>Sewerage<br/>Sewage--Purification--oxidation
<br/><br/><label>Dewey Class. No.: </label>628.34