Wagner, E. G. <br/><br/>
Excreta disposal for rural areas and small communities / 
E. G. Wagner and  J. N. Lanoix.  
 - Geneva :   World Health Organization,  1958. 
 - 187 p. :  ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/>43  43 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sanitary engineering.
<br/><br/><label>Dewey Class. No.: </label>628.4 / W175e