Making aquatic weeds useful ; some perspectives for developing countries 

 - Washington :  NAS,  1976 
 - 174 p.  : ilus. 
<br/><br/><label>LCCN: </label>30200 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botánica económica.<br/>Malas hierbas acuáticas.
<br/><br/><label>Dewey Class. No.: </label>632.58  / N3