Water 21 :  magazine of the international water association 

 - Colchester, United Kingdom :  Portland Customer Services,  2003- 
 - v. :  ill. ;  30 cm. 
 - Bymonthly (February, April, June, August, October, December) 
 - (October 2003)- 
<br/><br/> UKM: (2003)- 
<br/><br/><label>ISSN: </label>1561-9508 
 = Water 21 :  magazine of the international water association 
<br/><br/><label>Source: </label> Hadiah