Self help latrine construction 

 -  Norwegian funded social welfare  1995 
 - 13 p.  Illustration 
<br/><br/><label>Subjects--Topical Terms: </label><br/>BOOKS BOX B1868<br/>ENGINEERING<br/>LATRINE CONTRUCTION
<br/><br/><label>Dewey Class. No.: </label>B1868  / LDC