International Water Supply Association. (2004). Water Supply. Pergamon Press.
Citação do estilo Chicago (17ª ed.)International Water Supply Association. Water Supply. Oxford, Inglaterra: Pergamon Press, 2004.
Citação MLA (8ª ed.)International Water Supply Association. Water Supply. Pergamon Press, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.