Solar Water Disinfection (1988 : Quebec, Canada)   <br/><br/>
Solar water disinfection : proceedings of a workshop   (Book) 

 - Ottawa  The International Development Research Centre  1989 
 - 239 p.  28 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage--Purification Water--Purification--Disinfection
<br/><br/><label>Universal Decimal Class. No.: </label>628.35 SOL  / 11044