Rybczynski, W.  <br/><br/>
Low-cost technology options for sanitation : a state-of-the-art review and annotated bibliography  (Book) 

 - Ottawa  International Development Research Centre  1978 
 - 184 p.  25 cm. 
<br/><br/><label>ISBN: </label>088936155X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sanitary engineering--Bibliography Sanitary engineering--Developing countries
<br/><br/><label>Universal Decimal Class. No.: </label>628.2/.6 (016) RYB  / 11020