Elmendorf, Mary L. <br/><br/>
Role of women in water supply and sanitation programmes :  implications for education / 
by Mary L. Elmendorf, Raymond B. Isely. 
 - París :  New York :  UNESCO ;  UNICEF,  1984. 
 - 9 p. 
 - Notes, comments... ;  150 .
<br/><br/><label>No. de Clasificación Universal Decimal: </label>396.4 (-77) =20 ELM No.150.