Joogiveekriis Maailmas
2012 Update, WHO Library Cataloguing-in-Publication Data, ISBN: 978-92-806-4632-0
(NLM classification: WA 670), 2-63.
2. Vaux Jr., Henry, 2012, Water for agriculture and the environment: the ultimate trade-off.,
ISSN: 13667017, accession number: 74564952.
3. Frumin, G.T., 2007, "DIRECTIONS OF PERFECTION OF WATER SUPPLY IN THE
COUNTRIES OF THE ARABIAN PENINSULA» , Russian state hydrometeorological
university,Number 6, part 2. 1-5.
4. Globaalprobleemid, 2011, Veekriis ja veekogude reostumine, Kättesaadav:
http://www.miksike.ee/documents/main/referaadid/globaalprobleemid2.htm