Rich, Linvil G. <br/><br/>
Unit processes of sanitary engineering   
by Linvil G. Rich 
 - London  Wiley  1963 
 - ix, 190p. 
<br/><br/><label>LCCN: </label>63-14067 
<br/><br/><label>Dewey Class. No.: </label>628  / N611