Feachem, Richard G., Bradley, David J., Garelick, Hemda & Mara, Duncan D. <br/><br/>
Sanitation and disease health aspects of excreta and wastewater management 

 - John Wiley & Sons, Chichester  1983 
 - xxi, 501 
<br/><br/><label>Dewey Class. No.: </label>614 Fea