Upadhyay, Alka Rani <br/><br/>
Aquatic Plants for the Wastewater Treatment  [electronic resource]. 
Upadhyay, Alka Rani  
 - Delhi  Daya pub house  2004 
 - x,181P  ill  21cm 
<br/><br/><label>ISBN: </label>9789390259106 (online) 
<br/><br/><label>LC Class. No.: </label>TD755R36 2004